Question

FIND DISPLACEMENT REACTIONS
CACO3=CAO+O2
FE+CUSO4=FESO4+CU
CAO+2HCL=CACL2+H2O
NAOH+HCL=NACL+H2O

Answer 1

Answer:

•(a) Combination reaction : Cao+CO

•(a) Combination reaction : Cao+CO 2

•(a) Combination reaction : Cao+CO 2

•(a) Combination reaction : Cao+CO 2 →CaCO

•(a) Combination reaction : Cao+CO 2 →CaCO 3

•(a) Combination reaction : Cao+CO 2 →CaCO 3

•(a) Combination reaction : Cao+CO 2 →CaCO 3 , in this reaction calcium oxide is combines with carbon dioxide to form calcium carbonate.

•(a) Combination reaction : Cao+CO 2 →CaCO 3 , in this reaction calcium oxide is combines with carbon dioxide to form calcium carbonate.(b) Decomposition reaction : CaCO

•(a) Combination reaction : Cao+CO 2 →CaCO 3 , in this reaction calcium oxide is combines with carbon dioxide to form calcium carbonate.(b) Decomposition reaction : CaCO 3

•(a) Combination reaction : Cao+CO 2 →CaCO 3 , in this reaction calcium oxide is combines with carbon dioxide to form calcium carbonate.(b) Decomposition reaction : CaCO 3

•(a) Combination reaction : Cao+CO 2 →CaCO 3 , in this reaction calcium oxide is combines with carbon dioxide to form calcium carbonate.(b) Decomposition reaction : CaCO 3 →CaO+CO

•(a) Combination reaction : Cao+CO 2 →CaCO 3 , in this reaction calcium oxide is combines with carbon dioxide to form calcium carbonate.(b) Decomposition reaction : CaCO 3 →CaO+CO 2

•(a) Combination reaction : Cao+CO 2 →CaCO 3 , in this reaction calcium oxide is combines with carbon dioxide to form calcium carbonate.(b) Decomposition reaction : CaCO 3 →CaO+CO 2

•(a) Combination reaction : Cao+CO 2 →CaCO 3 , in this reaction calcium oxide is combines with carbon dioxide to form calcium carbonate.(b) Decomposition reaction : CaCO 3 →CaO+CO 2 , in this reaction calcium carbonate is decomposed to calcium oxide and carbon dioxide.

•(a) Combination reaction : Cao+CO 2 →CaCO 3 , in this reaction calcium oxide is combines with carbon dioxide to form calcium carbonate.(b) Decomposition reaction : CaCO 3 →CaO+CO 2 , in this reaction calcium carbonate is decomposed to calcium oxide and carbon dioxide.(c) Displacement reaction : Fe(s)+CuSO

•(a) Combination reaction : Cao+CO 2 →CaCO 3 , in this reaction calcium oxide is combines with carbon dioxide to form calcium carbonate.(b) Decomposition reaction : CaCO 3 →CaO+CO 2 , in this reaction calcium carbonate is decomposed to calcium oxide and carbon dioxide.(c) Displacement reaction : Fe(s)+CuSO 4

•(a) Combination reaction : Cao+CO 2 →CaCO 3 , in this reaction calcium oxide is combines with carbon dioxide to form calcium carbonate.(b) Decomposition reaction : CaCO 3 →CaO+CO 2 , in this reaction calcium carbonate is decomposed to calcium oxide and carbon dioxide.(c) Displacement reaction : Fe(s)+CuSO 4

•(a) Combination reaction : Cao+CO 2 →CaCO 3 , in this reaction calcium oxide is combines with carbon dioxide to form calcium carbonate.(b) Decomposition reaction : CaCO 3 →CaO+CO 2 , in this reaction calcium carbonate is decomposed to calcium oxide and carbon dioxide.(c) Displacement reaction : Fe(s)+CuSO 4 (aq.)→FeSO

•(a) Combination reaction : Cao+CO 2 →CaCO 3 , in this reaction calcium oxide is combines with carbon dioxide to form calcium carbonate.(b) Decomposition reaction : CaCO 3 →CaO+CO 2 , in this reaction calcium carbonate is decomposed to calcium oxide and carbon dioxide.(c) Displacement reaction : Fe(s)+CuSO 4 (aq.)→FeSO 4

•(a) Combination reaction : Cao+CO 2 →CaCO 3 , in this reaction calcium oxide is combines with carbon dioxide to form calcium carbonate.(b) Decomposition reaction : CaCO 3 →CaO+CO 2 , in this reaction calcium carbonate is decomposed to calcium oxide and carbon dioxide.(c) Displacement reaction : Fe(s)+CuSO 4 (aq.)→FeSO 4

•(a) Combination reaction : Cao+CO 2 →CaCO 3 , in this reaction calcium oxide is combines with carbon dioxide to form calcium carbonate.(b) Decomposition reaction : CaCO 3 →CaO+CO 2 , in this reaction calcium carbonate is decomposed to calcium oxide and carbon dioxide.(c) Displacement reaction : Fe(s)+CuSO 4 (aq.)→FeSO 4 (aq)+Cu(s), in this reaction Fe displaces copper to form ferric sulphate.

•(a) Combination reaction : Cao+CO 2 →CaCO 3 , in this reaction calcium oxide is combines with carbon dioxide to form calcium carbonate.(b) Decomposition reaction : CaCO 3 →CaO+CO 2 , in this reaction calcium carbonate is decomposed to calcium oxide and carbon dioxide.(c) Displacement reaction : Fe(s)+CuSO 4 (aq.)→FeSO 4 (aq)+Cu(s), in this reaction Fe displaces copper to form ferric sulphate.(d) Analysis reaction : 2H

•(a) Combination reaction : Cao+CO 2 →CaCO 3 , in this reaction calcium oxide is combines with carbon dioxide to form calcium carbonate.(b) Decomposition reaction : CaCO 3 →CaO+CO 2 , in this reaction calcium carbonate is decomposed to calcium oxide and carbon dioxide.(c) Displacement reaction : Fe(s)+CuSO 4 (aq.)→FeSO 4 (aq)+Cu(s), in this reaction Fe displaces copper to form ferric sulphate.(d) Analysis reaction : 2H 2 O→2H 2+O 2Hence, the correct option is C.