Question 226: Atoms & Nuclei

Question

The ratio for the speed of the electron in the 3rd orbit of He+ to the speed of the electron in the 3rd orbit of hydrogen atom will be :

Accepted Answer

We know that $$v \propto {Z \over n}$$
$$\Rightarrow$$ Required ratio $$ = {{{2 \over 3}} \over {{1 \over 3}}}$$
$$ = 2:1$$

Answer

1 : 1

Answer

1 : 2

Answer

4 : 1

Answer

2 : 1

Atoms & Nuclei