TorieLagoa
Answered

Which reactants form the salt CaSO4(s) in a neutralization reaction?

(1) H2S(g) and Ca(ClO4)2(s)

(2) H2SO3(aq) and Ca(NO3)2(aq)

(3) H2SO4(aq) and Ca(OH)2(aq)

(4) SO2(g) and CaO(s)

Verified Answer :

3 Neutralization reaction would be an acid and a base as reactants

lulu1991

The answer is (3) H2SO4(aq) and Ca(OH)2(aq). The neutralization reaction will not change the valence of elements. For (4), SO2 reacts with CaO is called synthesis reaction.

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