Question

>. The insan
8 compounds that are formed when metals or
Classify the following reactions as combination, displacement, decomposition or
neutralization reactions.
3. CaCO---CaO + CO2,
Cu+2AgNO---Cu(NO3)2+ 2Ag
3. NAOH+HCl---- NaCl + H2O
1. Fe+S---FeS
utions and balance them.​

Answer 1

Answer:

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Answer 2

Answer:

Combination or Synthesis Reactions Two or more reactants unite to form a single product.

S + O2 ---------> SO2

sulphur oxygen sulphur dioxide

2 S + 3 O2 ---------> 2 SO3

sulphur oxygen sulphur trioxide

2 Fe + O2 ---------> 2 FeO

iron oxygen iron (II) oxide

Decomposition Reactions A single reactant is decomposed or broken down into two or more

products.

CaCO3 ----------> CaO + CO2

calcium carbonate calcium oxide carbon dioxide

2 H2O -----------> 2 H2 + O2

water hydrogen oxygen

2 KClO3 -----------> 2 KCl + 3 O2

potassium chlorate potassium chloride oxygen