Number of electrons lost during electrolysis of `0.14g` of `N^(-3)` is `-(N_(0)=1` Avagadro number )

Number of electrons lost during electrolysis of 0.355g of Cl^(-) is (N_(A)= Avogadro's number )

Number of electrons lost dring electrolysis of 0.355g of Cl^(c-) is (N_(A)= Avogadro's number )

Number of electrons lost during oxidation of 0.355 g of Cl^(-) are :

Calculate the number of electrons lost or gained during electrolysis of : (a) 2g Br^(-) ions, (b) 1g Cu^(2+) ions.

The total number of electrons in 4.2 g of N^(3-) ion is ( N_(A) is the Avogadro's number)

The total number of electrons in 4.2 g of N^(3-) ion is ( N_(A) is the Avogadro's number)

Number of electrons with +1/2 spin in n=3 is

Number of electrons with +1/2 spin in n=3 is