Question

The set of numerical coefficients that balances the chemical equation
K2O.CrO4 + HCI → K.07.0, + KCI + HO
A) 1.1.2.2.1
B) 2.2.1. 1.1.
2.1.1.2.1
D 221.2.1​

Answer 1

Explanation:

Correct option is

D

2,2,1,2,1

balanced chemical equation is :

2 K

2 CrO 4+2 HCl→K 2 Cr 2 O 7 +2 KCl+H 2 O

The set of numerical coefficient is 2,2,1,2,1