The number of electrons in a mole of hydrogen molecule is

Options

A. `6.02 xx 10^(23)`
B. `12.046 xx 10^(23)`
C. `3.0115 xx 10^(23)`
D. indefinite

Answer

B

Explanation

Number of electrons in one molecule of hydrogen = 2 Number of electrons in one mole hydrogen molecule
`= 2 xx `number of molecules
` = 2 xx 6.023 xx 10^(23) = 12.046 xx 10^(23)`