Classify the following reaction as combination, decomposition, displacement and double displacement reaction :
a) BaCl2+H2So4 -> BaSo4+2Hcl
b) 3CuSo4+2Al -> Al2(So4)3+3Cu
c)ZnCo3 -> ZnO+Co2
d) C+O2 -> Co2
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Answer:
Explanation:(a)Double displacement
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