Question

_ Na2O + _ CaBr2 → _ NaBr + _ CaO

a
1:1:1:2
b
2:1:1:1
c
1:2:1:1
d
1:1:2:1

Answer 1

The balanced equation for the reaction is:

2 Na2O + CaBr2 → 4 NaBr + CaO

Therefore, the correct answer is:

b) 2:1:1:1