25 mL of 0.1 M solution of metallic salt (A) oxidised 25 mL of 0.1 M sodium sulphite to sodium sulphate. If oxidation number of the metal in the salt (A) is 3, then new oxidation number of the metal is __________

25 mL of 0.1 M solution of metallic salt (A) oxidised 25 mL of 0.1 M s

1.	25 mL of 0.1 M solution of metallic salt (A) oxidised 25 mL of 0.1 M sodium sulphite to sodium sulphate. If oxidation number of the metal in the salt (A) is 3, then new oxidation number of the metal is __________
Answer» SOLUTION :`25xx0.1xx(3-n)=25xx0.1xx2" "n=1`