Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Science Chemistry Chemical Bond and Molecular Structure
In the balancing of chemical reaction
FeCl3 + MgO → Fe2O3 + MgCl2
The coefficient of MgCl2 in the balanced equation is:1
1
2
2
3
3
4
More than one of the above
5
None of the above