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Complete the missing components/variables given as x and y in the following reactions:

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asked Jan 9, 2018 in Chemistry by sforrest072 (157,439 points) ● 60 ● 409 ● 933
edited Jan 24, 2018 by Vikash Kumar

Complete the missing components/variables given as x and y in the following reactions:
(i) Pb(NO3)2(aq) + 2KI(aq)  -----> PbI2(x) + 2KNO3(y)
(ii) Cu(s) + 2AgNO3(aq) ------> Cu(NO3)2(aq) + x(s)
(iii) 2n(s) + H2SO4(aq)  ------> ZnSO4(x) + H2(y)
(iv) CaCO3(s) +x -----> CaO(s) + CO2(g)

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answered Jan 9, 2018 by faiz (82,347 points) ● 6 ● 6 ● 11
selected Jan 24, 2018 by Vikash Kumar
 
Best answer

(i) x - (s); y - (aq)            (ii) x-2Ag
(iii) x- (aq);y-(g)             (iv) x-Heat

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