Radioactivité3 Energie libérée par une désintégration Exercice dapplication

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=dkRh5EifgaI

Dans cette vidéo, on va: • 1- Etablir les deux formules donnant l'énergie par un noyau radioactif lors de sa désintégration. • 2- Définir le défaut de masse d'une réaction. • 3- Resoudre un exercice d'application.","styleRuns":[{"startIndex":0,"length":208,"styleRunExtensions":{"styleRunColorMapExtension":{"colorMap":[{"key":"USER_INTERFACE_THEME_DARK","value":4294967295},{"key":"USER_INTERFACE_THEME_LIGHT","value":4279440147}]}},"fontFamilyName":"Roboto"}]},"headerRuns":[{"startIndex":0,"length":208,"headerMapping":"ATTRIBUTED_STRING_HEADER_MAPPING_UNSPECIFIED"}]}},{"itemSectionRenderer":{"contents":[{"continuationItemRenderer":{"trigger":"CONTINUATION_TRIGGER_ON_ITEM_SHOWN","continuationEndpoint":{"clickTrackingParams":"CNkBELsvGAIiEwi7hZiFyNuLAxWNDHMJHcFmIjM=","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/next"}},"continuationCommand":{"token":"Eg0SC2RrUmg1RWlmZ2FJGAYyJSIRIgtka1JoNUVpZmdhSTAAeAJCEGNvbW1lbnRzLXNlY3Rpb24%3D","request":"CONTINUATION_REQUEST_TYPE_WATCH_NEXT"}}}}],"trackingParams":"CNkBELsvGAIiEwi7hZiFyNuLAxWNDHMJHcFmIjM=","sectionIdentifier":"comment-item-section","targetId":"comments-section"}}],"trackingParams":"CNgBELovIhMIu4WYhcjbiwMVjQxzCR3BZiIz"}},"secondaryResults":{"secondaryResults":{"results":[{"lockupViewModel":{"contentImage":{"thumbnailViewModel":{"image":{"sources":[{"url":"https://i.ytimg.com/vi/v7R33LR9nxc/hqdefault.jpg?sqp=-oaymwEbCKgBEF5IVfKriqkDDggBFQAAiEIYAXABwAEG rs=AOn4CLCegQUHxoCuacKVZSlW9RirKIuNgw","width":168,"height":94},{"url":"https://i.ytimg.com/vi/v7R33LR9nxc/hqdefault.jpg?sqp=-oaymwEcCNACELwBSFXyq4qpAw4IARUAAIhCGAFwAcABBg== rs=AOn4CLDp0qeUiUDtRW4Ly9cmvN3CpAxWIQ","width":336,"height":188}]},"overlays":[{"thumbnailOverlayBadgeViewModel":{"thumbnailBadges":[{"thumbnailBadgeViewModel":{"text":"20:55","badgeStyle":"THUMBNAIL_OVERLAY_BADGE_STYLE_DEFAULT","animationActivationTargetId":"v7R33LR9nxc","animationActivationEntityKey":"Eh8veW91dHViZS9hcHAvd2F0Y2gvcGxheWVyX3N0YXRlIMMCKAE%3D","lottieData":{"url":"https://www.gstatic.com/youtube/img/lottie/audio_indicator/audio_indicator_v2.json","settings":{"loop":true,"autoplay":true}},"animatedText":"Now playing","animationActivationEntitySelectorType":"THUMBNAIL_BADGE_ANIMATION_ENTITY_SELECTOR_TYPE_PLAYER_STATE","rendererContext":{"accessibilityContext":{"label":"20 minutes, 55 seconds"}}}}],"position":"THUMBNAIL_OVERLAY_BADGE_POSITION_BOTTOM_END"}},{"animatedThumbnailOverlayViewModel":{"thumbnail":{"sources":[{"url":"https://i.ytimg.com/an_webp/v7R33LR9nxc/mqdefault_6s.webp?du=3000 sqp=CJ_y770G rs=AOn4CLA2Jd9E1Q4vFshUI5qyeELIPkV4RQ","width":320,"height":180}]}}},{"thumbnailHoverOverlayToggleActionsViewModel":{"buttons":[{"toggleButtonViewModel":{"defaultButtonViewModel":{"buttonViewModel":{"iconName":"WATCH_LATER","onTap":{"innertubeCommand":{"clickTrackingParams":"CNcBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/browse/edit_playlist"}},"playlistEditEndpoint":{"playlistId":"WL","actions":[{"addedVideoId":"v7R33LR9nxc","action":"ACTION_ADD_VIDEO"}]}}},"accessibilityText":"Watch later","style":"BUTTON_VIEW_MODEL_STYLE_OVERLAY_DARK","trackingParams":"CNcBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","type":"BUTTON_VIEW_MODEL_TYPE_TONAL","buttonSize":"BUTTON_VIEW_MODEL_SIZE_COMPACT","state":"BUTTON_VIEW_MODEL_STATE_ACTIVE"}},"toggledButtonViewModel":{"buttonViewModel":{"iconName":"CHECK","onTap":{"innertubeCommand":{"clickTrackingParams":"CNYBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/browse/edit_playlist"}},"playlistEditEndpoint":{"playlistId":"WL","actions":[{"action":"ACTION_REMOVE_VIDEO_BY_VIDEO_ID","removedVideoId":"v7R33LR9nxc"}]}}},"accessibilityText":"Added","style":"BUTTON_VIEW_MODEL_STYLE_OVERLAY_DARK","trackingParams":"CNYBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","type":"BUTTON_VIEW_MODEL_TYPE_TONAL","buttonSize":"BUTTON_VIEW_MODEL_SIZE_COMPACT","state":"BUTTON_VIEW_MODEL_STATE_ACTIVE"}},"isToggled":false,"trackingParams":"CNABENTEDBgAIhMIu4WYhcjbiwMVjQxzCR3BZiIz"}},{"toggleButtonViewModel":{"defaultButtonViewModel":{"buttonViewModel":{"iconName":"ADD_TO_QUEUE_TAIL","onTap":{"innertubeCommand":{"clickTrackingParams":"CNUBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","commandMetadata":{"webCommandMetadata":{"sendPost":true}},"signalServiceEndpoint":{"signal":"CLIENT_SIGNAL","actions":[{"clickTrackingParams":"CNUBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","addToPlaylistCommand":{"openMiniplayer":false,"openListPanel":true,"videoId":"v7R33LR9nxc","listType":"PLAYLIST_EDIT_LIST_TYPE_QUEUE","onCreateListCommand":{"clickTrackingParams":"CNUBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/playlist/create"}},"createPlaylistServiceEndpoint":{"videoIds":["v7R33LR9nxc"],"params":"CAQ%3D"}},"videoIds":["v7R33LR9nxc"],"videoCommand":{"clickTrackingParams":"CNUBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","commandMetadata":{"webCommandMetadata":{"url":"/watch?v=v7R33LR9nxc","webPageType":"WEB_PAGE_TYPE_WATCH","rootVe":3832}},"watchEndpoint":{"videoId":"v7R33LR9nxc","watchEndpointSupportedOnesieConfig":{"html5PlaybackOnesieConfig":{"commonConfig":{"url":"https://rr1---sn-uxaxiv0nxx5q-nv4l.googlevideo.com/initplayback?source=youtube oeis=1 c=WEB oad=3200 ovd=3200 oaad=11000 oavd=11000 ocs=700 oewis=1 oputc=1 ofpcc=1 msp=1 odepv=1 id=bfb477dcb47d9f17 ip=2a02%3A27aa%3A0%3A0%3A0%3A0%3A0%3Ad49 initcwndbps=1375000 mt=1740373983 oweuc="}}}}}}}]}}},"accessibilityText":"Add to queue","style":"BUTTON_VIEW_MODEL_STYLE_OVERLAY_DARK","trackingParams":"CNUBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","type":"BUTTON_VIEW_MODEL_TYPE_TONAL","buttonSize":"BUTTON_VIEW_MODEL_SIZE_COMPACT","state":"BUTTON_VIEW_MODEL_STATE_ACTIVE"}},"toggledButtonViewModel":{"buttonViewModel":{"iconName":"CHECK","accessibilityText":"Added","style":"BUTTON_VIEW_MODEL_STYLE_OVERLAY_DARK","trackingParams":"CNQBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","type":"BUTTON_VIEW_MODEL_TYPE_TONAL","buttonSize":"BUTTON_VIEW_MODEL_SIZE_COMPACT","state":"BUTTON_VIEW_MODEL_STATE_ACTIVE"}},"isToggled":false,"trackingParams":"CNABENTEDBgAIhMIu4WYhcjbiwMVjQxzCR3BZiIz"}}]}}]}},"metadata":{"lockupMetadataViewModel":{"title":{"content":"Radioactivité-4: Loi de décroissance radioactive"},"image":{"decoratedAvatarViewModel":{"avatar":{"avatarViewModel":{"image":{"sources":[{"url":"https://yt3.ggpht.com/Am5t6zq3qVJb1UeKlggpzwD5EoFF3LjJT-06eho7_OE-dY5ubnqpF7hZalqaUSxGcZaEvbFXWg=s68-c-k-c0x00ffffff-no-rj","width":68,"height":68}]},"avatarImageSize":"AVATAR_SIZE_M"}},"a11yLabel":"Go to channel","rendererContext":{"commandContext":{"onTap":{"innertubeCommand":{"clickTrackingParams":"CNABENTEDBgAIhMIu4WYhcjbiwMVjQxzCR3BZiIz","commandMetadata":{"webCommandMetadata":{"url":"/@ViLAP","webPageType":"WEB_PAGE_TYPE_CHANNEL","rootVe":3611,"apiUrl":"/youtubei/v1/browse"}},"browseEndpoint":{"browseId":"UCxKwVxMbSxBeu5aKXzIv6tg","canonicalBaseUrl":"/@ViLAP"}}}}}}},"metadata":{"contentMetadataViewModel":{"metadataRows":[{"metadataParts":[{"text":{"content":"ViLAP"}}]},{"metadataParts":[{"text":{"content":"13K views"}},{"text":{"content":"3 years ago"}}]}],"delimiter":" • "}},"menuButton":{"buttonViewModel":{"iconName":"MORE_VERT","onTap":{"innertubeCommand":{"clickTrackingParams":"CNEBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","showSheetCommand":{"panelLoadingStrategy":{"inlineContent":{"sheetViewModel":{"content":{"listViewModel":{"listItems":[{"listItemViewModel":{"title":{"content":"Add to queue"},"leadingImage":{"sources":[{"clientResource":{"imageName":"ADD_TO_QUEUE_TAIL"}}]},"rendererContext":{"loggingContext":{"loggingDirectives":{"trackingParams":"CNMBEP6YBBgAIhMIu4WYhcjbiwMVjQxzCR3BZiIz"}},"commandContext":{"onTap":{"innertubeCommand":{"clickTrackingParams":"CNMBEP6YBBgAIhMIu4WYhcjbiwMVjQxzCR3BZiIz","commandMetadata":{"webCommandMetadata":{"sendPost":true}},"signalServiceEndpoint":{"signal":"CLIENT_SIGNAL","actions":[{"clickTrackingParams":"CNMBEP6YBBgAIhMIu4WYhcjbiwMVjQxzCR3BZiIz","addToPlaylistCommand":{"openMiniplayer":true,"videoId":"v7R33LR9nxc","listType":"PLAYLIST_EDIT_LIST_TYPE_QUEUE","onCreateListCommand":{"clickTrackingParams":"CNMBEP6YBBgAIhMIu4WYhcjbiwMVjQxzCR3BZiIz","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/playlist/create"}},"createPlaylistServiceEndpoint":{"videoIds":["v7R33LR9nxc"],"params":"CAQ%3D"}},"videoIds":["v7R33LR9nxc"],"videoCommand":{"clickTrackingParams":"CNMBEP6YBBgAIhMIu4WYhcjbiwMVjQxzCR3BZiIz","commandMetadata":{"webCommandMetadata":{"url":"/watch?v=v7R33LR9nxc","webPageType":"WEB_PAGE_TYPE_WATCH","rootVe":3832}},"watchEndpoint":{"videoId":"v7R33LR9nxc","watchEndpointSupportedOnesieConfig":{"html5PlaybackOnesieConfig":{"commonConfig":{"url":"https://rr1---sn-uxaxiv0nxx5q-nv4l.googlevideo.com/initplayback?source=youtube oeis=1 c=WEB oad=3200 ovd=3200 oaad=11000 oavd=11000 ocs=700 oewis=1 oputc=1 ofpcc=1 msp=1 odepv=1 id=bfb477dcb47d9f17 ip=2a02%3A27aa%3A0%3A0%3A0%3A0%3A0%3Ad49 initcwndbps=1375000 mt=1740373983 oweuc="}}}}}}}]}}}}}}},{"downloadListItemViewModel":{"rendererContext":{"commandContext":{"onTap":{"innertubeCommand":{"clickTrackingParams":"CNEBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","offlineVideoEndpoint":{"videoId":"v7R33LR9nxc","onAddCommand":{"clickTrackingParams":"CNEBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","getDownloadActionCommand":{"videoId":"v7R33LR9nxc","params":"CAIQAA%3D%3D"}}}}}}}}},{"listItemViewModel":{"title":{"content":"Share"},"leadingImage":{"sources":[{"clientResource":{"imageName":"SHARE"}}]},"rendererContext":{"commandContext":{"onTap":{"innertubeCommand":{"clickTrackingParams":"CNEBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/share/get_share_panel"}},"shareEntityServiceEndpoint":{"serializedShareEntity":"Cgt2N1IzM0xSOW54Yw%3D%3D","commands":[{"clickTrackingParams":"CNEBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","openPopupAction":{"popup":{"unifiedSharePanelRenderer":{"trackingParams":"CNIBEI5iIhMIu4WYhcjbiwMVjQxzCR3BZiIz","showLoadingSpinner":true}},"popupType":"DIALOG","beReused":true}}]}}}}}}}]}}}}}}}},"accessibilityText":"More actions","style":"BUTTON_VIEW_MODEL_STYLE_MONO","trackingParams":"CNEBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","type":"BUTTON_VIEW_MODEL_TYPE_TEXT","buttonSize":"BUTTON_VIEW_MODEL_SIZE_DEFAULT","state":"BUTTON_VIEW_MODEL_STATE_ACTIVE"}}}},"contentId":"v7R33LR9nxc","contentType":"LOCKUP_CONTENT_TYPE_VIDEO","rendererContext":{"loggingContext":{"loggingDirectives":{"trackingParams":"CNABENTEDBgAIhMIu4WYhcjbiwMVjQxzCR3BZiIz","clientVeSpec":{"uiType":205396,"veCounter":481340797}}},"accessibilityContext":{"label":"Radioactivité-4: Loi de décroissance radioactive by ViLAP 13,932 views 3 years ago 20 minutes"},"commandContext":{"onTap":{"innertubeCommand":{"clickTrackingParams":"CNABENTEDBgAIhMIu4WYhcjbiwMVjQxzCR3BZiIzMgdyZWxhdGVkSKKD_sTEvJiidpoBBQgBEPgd","commandMetadata":{"webCommandMetadata":{"url":"/watch?v=v7R33LR9nxc","webPageType":"WEB_PAGE_TYPE_WATCH","rootVe":3832}},"watchEndpoint":{"videoId":"v7R33LR9nxc","nofollow":true,"watchEndpointSupportedOnesieConfig":{"html5PlaybackOnesieConfig":{"commonConfig":{"url":"https://rr1---sn-uxaxiv0nxx5q-nv4l.googlevideo.com/initplayback?source=youtube oeis=1 c=WEB oad=3200 ovd=3200 oaad=11000 oavd=11000 ocs=700 oewis=1 oputc=1 ofpcc=1 msp=1 odepv=1 id=bfb477dcb47d9f17 ip=2a02%3A27aa%3A0%3A0%3A0%3A0%3A0%3Ad49 initcwndbps=1375000 mt=1740373983 oweuc="}}}}}}}}}},{"lockupViewModel":{"contentImage":{"thumbnailViewModel":{"image":{"sources":[{"url":"https://i.ytimg.com/vi/bxMqUncJsEk/hqdefault.jpg?sqp=-oaymwEbCKgBEF5IVfKriqkDDggBFQAAiEIYAXABwAEG rs=AOn4CLCdFsHNEq-cFOjJD1Oefg3zzZKG4Q","width":168,"height":94},{"url":"https://i.ytimg.com/vi/bxMqUncJsEk/hqdefault.jpg?sqp=-oaymwEcCNACELwBSFXyq4qpAw4IARUAAIhCGAFwAcABBg== rs=AOn4CLD5fn4vtAsmOiEcGjLqxtg3KdaeGw","width":336,"height":188}]},"overlays":[{"thumbnailOverlayBadgeViewModel":{"thumbnailBadges":[{"thumbnailBadgeViewModel":{"text":"23:22","badgeStyle":"THUMBNAIL_OVERLAY_BADGE_STYLE_DEFAULT","animationActivationTargetId":"bxMqUncJsEk","animationActivationEntityKey":"Eh8veW91dHViZS9hcHAvd2F0Y2gvcGxheWVyX3N0YXRlIMMCKAE%3D","lottieData":{"url":"https://www.gstatic.com/youtube/img/lottie/audio_indicator/audio_indicator_v2.json","settings":{"loop":true,"autoplay":true}},"animatedText":"Now playing","animationActivationEntitySelectorType":"THUMBNAIL_BADGE_ANIMATION_ENTITY_SELECTOR_TYPE_PLAYER_STATE","rendererContext":{"accessibilityContext":{"label":"23 minutes, 22 seconds"}}}}],"position":"THUMBNAIL_OVERLAY_BADGE_POSITION_BOTTOM_END"}},{"animatedThumbnailOverlayViewModel":{"thumbnail":{"sources":[{"url":"https://i.ytimg.com/an_webp/bxMqUncJsEk/mqdefault_6s.webp?du=3000 sqp=CNbs770G rs=AOn4CLBKI5QRfxgOliSWTsw08h1RyksKHw","width":320,"height":180}]}}},{"thumbnailHoverOverlayToggleActionsViewModel":{"buttons":[{"toggleButtonViewModel":{"defaultButtonViewModel":{"buttonViewModel":{"iconName":"WATCH_LATER","onTap":{"innertubeCommand":{"clickTrackingParams":"CM8BEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/browse/edit_playlist"}},"playlistEditEndpoint":{"playlistId":"WL","actions":[{"addedVideoId":"bxMqUncJsEk","action":"ACTION_ADD_VIDEO"}]}}},"accessibilityText":"Watch later","style":"BUTTON_VIEW_MODEL_STYLE_OVERLAY_DARK","trackingParams":"CM8BEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","type":"BUTTON_VIEW_MODEL_TYPE_TONAL","buttonSize":"BUTTON_VIEW_MODEL_SIZE_COMPACT","state":"BUTTON_VIEW_MODEL_STATE_ACTIVE"}},"toggledButtonViewModel":{"buttonViewModel":{"iconName":"CHECK","onTap":{"innertubeCommand":{"clickTrackingParams":"CM4BEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/browse/edit_playlist"}},"playlistEditEndpoint":{"playlistId":"WL","actions":[{"action":"ACTION_REMOVE_VIDEO_BY_VIDEO_ID","removedVideoId":"bxMqUncJsEk"}]}}},"accessibilityText":"Added","style":"BUTTON_VIEW_MODEL_STYLE_OVERLAY_DARK","trackingParams":"CM4BEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","type":"BUTTON_VIEW_MODEL_TYPE_TONAL","buttonSize":"BUTTON_VIEW_MODEL_SIZE_COMPACT","state":"BUTTON_VIEW_MODEL_STATE_ACTIVE"}},"isToggled":false,"trackingParams":"CMgBENTEDBgBIhMIu4WYhcjbiwMVjQxzCR3BZiIz"}},{"toggleButtonViewModel":{"defaultButtonViewModel":{"buttonViewModel":{"iconName":"ADD_TO_QUEUE_TAIL","onTap":{"innertubeCommand":{"clickTrackingParams":"CM0BEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","commandMetadata":{"webCommandMetadata":{"sendPost":true}},"signalServiceEndpoint":{"signal":"CLIENT_SIGNAL","actions":[{"clickTrackingParams":"CM0BEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","addToPlaylistCommand":{"openMiniplayer":false,"openListPanel":true,"videoId":"bxMqUncJsEk","listType":"PLAYLIST_EDIT_LIST_TYPE_QUEUE","onCreateListCommand":{"clickTrackingParams":"CM0BEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/playlist/create"}},"createPlaylistServiceEndpoint":{"videoIds":["bxMqUncJsEk"],"params":"CAQ%3D"}},"videoIds":["bxMqUncJsEk"],"videoCommand":{"clickTrackingParams":"CM0BEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","commandMetadata":{"webCommandMetadata":{"url":"/watch?v=bxMqUncJsEk","webPageType":"WEB_PAGE_TYPE_WATCH","rootVe":3832}},"watchEndpoint":{"videoId":"bxMqUncJsEk","watchEndpointSupportedOnesieConfig":{"html5PlaybackOnesieConfig":{"commonConfig":{"url":"https://rr5---sn-nv47zne7.googlevideo.com/initplayback?source=youtube oeis=1 c=WEB oad=3200 ovd=3200 oaad=11000 oavd=11000 ocs=700 oewis=1 oputc=1 ofpcc=1 msp=1 odepv=1 id=6f132a527709b049 ip=2a02%3A27aa%3A0%3A0%3A0%3A0%3A0%3Ad49 initcwndbps=2476250 mt=1740373983 oweuc="}}}}}}}]}}},"accessibilityText":"Add to queue","style":"BUTTON_VIEW_MODEL_STYLE_OVERLAY_DARK","trackingParams":"CM0BEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","type":"BUTTON_VIEW_MODEL_TYPE_TONAL","buttonSize":"BUTTON_VIEW_MODEL_SIZE_COMPACT","state":"BUTTON_VIEW_MODEL_STATE_ACTIVE"}},"toggledButtonViewModel":{"buttonViewModel":{"iconName":"CHECK","accessibilityText":"Added","style":"BUTTON_VIEW_MODEL_STYLE_OVERLAY_DARK","trackingParams":"CMwBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","type":"BUTTON_VIEW_MODEL_TYPE_TONAL","buttonSize":"BUTTON_VIEW_MODEL_SIZE_COMPACT","state":"BUTTON_VIEW_MODEL_STATE_ACTIVE"}},"isToggled":false,"trackingParams":"CMgBENTEDBgBIhMIu4WYhcjbiwMVjQxzCR3BZiIz"}}]}}]}},"metadata":{"lockupMetadataViewModel":{"title":{"content":"Radioactivité-1: Définition et indentification des rayonnement alpha, béta et gamma."},"image":{"decoratedAvatarViewModel":{"avatar":{"avatarViewModel":{"image":{"sources":[{"url":"https://yt3.ggpht.com/Am5t6zq3qVJb1UeKlggpzwD5EoFF3LjJT-06eho7_OE-dY5ubnqpF7hZalqaUSxGcZaEvbFXWg=s68-c-k-c0x00ffffff-no-rj","width":68,"height":68}]},"avatarImageSize":"AVATAR_SIZE_M"}},"a11yLabel":"Go to channel","rendererContext":{"commandContext":{"onTap":{"innertubeCommand":{"clickTrackingParams":"CMgBENTEDBgBIhMIu4WYhcjbiwMVjQxzCR3BZiIz","commandMetadata":{"webCommandMetadata":{"url":"/@ViLAP","webPageType":"WEB_PAGE_TYPE_CHANNEL","rootVe":3611,"apiUrl":"/youtubei/v1/browse"}},"browseEndpoint":{"browseId":"UCxKwVxMbSxBeu5aKXzIv6tg","canonicalBaseUrl":"/@ViLAP"}}}}}}},"metadata":{"contentMetadataViewModel":{"metadataRows":[{"metadataParts":[{"text":{"content":"ViLAP"}}]},{"metadataParts":[{"text":{"content":"23K views"}},{"text":{"content":"3 years ago"}}]}],"delimiter":" • "}},"menuButton":{"buttonViewModel":{"iconName":"MORE_VERT","onTap":{"innertubeCommand":{"clickTrackingParams":"CMkBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","showSheetCommand":{"panelLoadingStrategy":{"inlineContent":{"sheetViewModel":{"content":{"listViewModel":{"listItems":[{"listItemViewModel":{"title":{"content":"Add to queue"},"leadingImage":{"sources":[{"clientResource":{"imageName":"ADD_TO_QUEUE_TAIL"}}]},"rendererContext":{"loggingContext":{"loggingDirectives":{"trackingParams":"CMsBEP6YBBgAIhMIu4WYhcjbiwMVjQxzCR3BZiIz"}},"commandContext":{"onTap":{"innertubeCommand":{"clickTrackingParams":"CMsBEP6YBBgAIhMIu4WYhcjbiwMVjQxzCR3BZiIz","commandMetadata":{"webCommandMetadata":{"sendPost":true}},"signalServiceEndpoint":{"signal":"CLIENT_SIGNAL","actions":[{"clickTrackingParams":"CMsBEP6YBBgAIhMIu4WYhcjbiwMVjQxzCR3BZiIz","addToPlaylistCommand":{"openMiniplayer":true,"videoId":"bxMqUncJsEk","listType":"PLAYLIST_EDIT_LIST_TYPE_QUEUE","onCreateListCommand":{"clickTrackingParams":"CMsBEP6YBBgAIhMIu4WYhcjbiwMVjQxzCR3BZiIz","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/playlist/create"}},"createPlaylistServiceEndpoint":{"videoIds":["bxMqUncJsEk"],"params":"CAQ%3D"}},"videoIds":["bxMqUncJsEk"],"videoCommand":{"clickTrackingParams":"CMsBEP6YBBgAIhMIu4WYhcjbiwMVjQxzCR3BZiIz","commandMetadata":{"webCommandMetadata":{"url":"/watch?v=bxMqUncJsEk","webPageType":"WEB_PAGE_TYPE_WATCH","rootVe":3832}},"watchEndpoint":{"videoId":"bxMqUncJsEk","watchEndpointSupportedOnesieConfig":{"html5PlaybackOnesieConfig":{"commonConfig":{"url":"https://rr5---sn-nv47zne7.googlevideo.com/initplayback?source=youtube oeis=1 c=WEB oad=3200 ovd=3200 oaad=11000 oavd=11000 ocs=700 oewis=1 oputc=1 ofpcc=1 msp=1 odepv=1 id=6f132a527709b049 ip=2a02%3A27aa%3A0%3A0%3A0%3A0%3A0%3Ad49 initcwndbps=2476250 mt=1740373983 oweuc="}}}}}}}]}}}}}}},{"downloadListItemViewModel":{"rendererContext":{"commandContext":{"onTap":{"innertubeCommand":{"clickTrackingParams":"CMkBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","offlineVideoEndpoint":{"videoId":"bxMqUncJsEk","onAddCommand":{"clickTrackingParams":"CMkBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","getDownloadActionCommand":{"videoId":"bxMqUncJsEk","params":"CAIQAA%3D%3D"}}}}}}}}},{"listItemViewModel":{"title":{"content":"Share"},"leadingImage":{"sources":[{"clientResource":{"imageName":"SHARE"}}]},"rendererContext":{"commandContext":{"onTap":{"innertubeCommand":{"clickTrackingParams":"CMkBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","commandMetadata":{"webCommandMetadata":{"sendPost":true,"apiUrl":"/youtubei/v1/share/get_share_panel"}},"shareEntityServiceEndpoint":{"serializedShareEntity":"CgtieE1xVW5jSnNFaw%3D%3D","commands":[{"clickTrackingParams":"CMkBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","openPopupAction":{"popup":{"unifiedSharePanelRenderer":{"trackingParams":"CMoBEI5iIhMIu4WYhcjbiwMVjQxzCR3BZiIz","showLoadingSpinner":true}},"popupType":"DIALOG","beReused":true}}]}}}}}}}]}}}}}}}},"accessibilityText":"More actions","style":"BUTTON_VIEW_MODEL_STYLE_MONO","trackingParams":"CMkBEPBbIhMIu4WYhcjbiwMVjQxzCR3BZiIz","type":"BUTTON_VIEW_MODEL_TYPE_TEXT","buttonSize":"BUTTON_VIEW_MODEL_SIZE_DEFAULT","state":"BUTTON_VIEW_MODEL_STATE_ACTIVE"}}}},"contentId":"bxMqUncJsEk","contentType":"LOCKUP_CONTENT_TYPE_VIDEO","rendererContext":{"loggingContext":{"loggingDirectives":{"trackingParams":"CMgBENTEDBgBIhMIu4WYhcjbiwMVjQxzCR3BZiIz","clientVeSpec":{"uiType":205396,"veCounter":481340796}}},"accessibilityContext":{"label":"Radioactivité-1: Définition et indentification des rayonnement alpha, béta et gamma. by ViLAP 23,314 views 3 years ago 23 minutes"},"commandContext":{"onTap":{"innertubeCommand":{"clickTrackingParams":"CMgBENTEDBgBIhMIu4WYhcjbiwMVjQxzCR3BZiIzMgdyZWxhdGVkSKKD_sTEvJiidpoBBQgBEPgd","commandMetadata":{"webCommandMetadata":{"url":"/watch?v=bxMqUncJsEk","webPageType":"WEB_PAGE_TYPE_WATCH","rootVe":3832}},"watchEndpoint":{"videoId":"bxMqUncJsEk","nofollow":true,"watchEndpointSupportedOnesieConfig":{"html5PlaybackOnesieConfig":{"commonConfig":{"url":"https://rr5---sn-nv47zne7.googlevideo.com/initplayback?source=youtube oeis=1 c=WEB oad=3200 ovd=3200 oaad=11000 oavd=11000 ocs=700 oewis=1 oputc=1 ofpcc=1 msp=1 odepv=1 id=6f132a527709b049 ip=2a02%3A27aa%3A0%3A0%3A0%3A0%3A0%3Ad49 initcwndbps=2476250 mt=1740373983 oweuc="}}}}}}}}}},{"lockupViewModel":{"contentImage":{"collectionThumbnailViewModel":{"primaryThumbnail":{"thumbnailViewModel":{"image":{"sources":[{"url":"https://i.ytimg.com/vi/bxMqUncJsEk/hqdefault.jpg?sqp=-oaymwEWCKgBEF5IWvKriqkDCQgBFQAAiEIYAQ== rs=AOn4CLAPkwZrFnnSa2IkeyUnfBzGM54kYA","width":168,"height":94},{"url":"https://i.ytimg.com/vi/bxMqUncJsEk/hqdefault.jpg?sqp=-oaymwEXCNACELwBSFryq4qpAwkIARUAAIhCGAE= rs=AOn4CLAd0pI1sJn6xJObyeXvHE-IRn6Y5A","width":336,"height":188}]},"overlays":[{"thumbnailOverlayBadgeViewModel":{"thumbnailBadges":[{"thumbnailBadgeViewModel":{"icon":{"sources":[{"clientResource":{"imageName":"PLAYLISTS"}}]},"text":"9 videos","badgeStyle":"THUMBNAIL_OVERLAY_BADGE_STYLE_DEFAULT","backgroundColor":{"lightTheme":1319718,"darkTheme":1319718}}}],"position":"THUMBNAIL_OVERLAY_BADGE_POSITION_BOTTOM_END"}},{"thumbnailHoverOverlayViewModel":{"icon":{"sources":[{"clientResource":{"imageName":"PLAY_ALL"}}]},"text":{"content":"Play all","styleRuns":[{"startIndex":0,"length":8}]},"style":"THUMBNAIL_HOVER_OVERLAY_STYLE_COVER"}}],"backgroundColor":{"lightTheme":2177855,"darkTheme":2177855}}},"stackColor":{"lightTheme":7049881,"darkTheme":7374988}}},"metadata":{"lockupMetadataViewModel":{"title":{"content":"La Radioactivité"},"metadata":{"contentMetadataViewModel":{"metadataRows":[{"metadataParts":[{"text":{"content":"ViLAP

#############################

New on site