In this video from Periodic Videos we look at why some official changes have been made to numbers across the periodic table. Ten elements have had adjustments made to their atomic weights.
Tes classic free licence

Reviews

Something went wrong, please try again later.

This resource hasn't been reviewed yet

To ensure quality for our reviews, only customers who have downloaded this resource can review it

Report this resourceto let us know if it violates our terms and conditions.
Our customer service team will review your report and will be in touch.