Question

Complete and balance the following equations:

a) H2 + ______ -> 2HCl
b) H2 + S -> ______
c) Zn + ______ -> ZnCl2 + H2
d) CuO + _______ -> Cu + ________
e) Fe + H2O -> _________ + ________
f) K + H2O -> ______ + _______​

Answer 1

Answer:

a. Cl 2

b. H2S

c. 2HCl

I do no

Answer 2

Answer:

(a) Cl2

(b) H2S

(c) 2HCl

(d) (i) H2    (ii) H2O

(e) 9Fe + 12H2O  ---->  3Fe3O4 + 12H2

(d)  2K + 2H2O ----> 2KOH + H2