Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test General Science Chemistry Chemical Reaction
Which of the following chemical reactions is a combination reaction? (Here A, B, C and D represent any element/molecule)?
1
A + B → AB
2
AB + C → AC + B
3
AB → A + B
4
More than one of the above
5
None of the above