Question

Which of the following will not give H2(g) with H2O?
(a) Na + H2O
(b) Mg + H2O
(c) K + H2O
(d) Cu + H2O

Answer 1

Answer:

A)Nah2O

b)Mgo+h2o

c)kh2o

Answer 2

$(d) \: cu + h2o$