Question

Oxidation no of p in ca(h2po3)2

Answer 1

Answer:

+5

Explanation:

Oxidation states of :

H =+1

O =-2

Ca=+2

P=?

Ca(H2PO3)2

=>[(H2PO3)2]^+2

=> [(+1x2)+(Xx1)+(-2x3)]x2 = +2

=> [+2+X-6]x2 =+2

=> +4+2X-12 =+2

=> 2X- 8=+2

=> 2X =10

=> X=+5