C-04-Q014mediumsingle_mcq
In Mendeleev's table, which element is placed before potassium despite higher atomic mass?
In Mendeleev's table, which element is placed before potassium despite higher atomic mass?
- aArgon
- bChlorine
- cCalcium
- dNeon
In Mendeleev's table, which element is placed before potassium despite higher atomic mass?