Question

9. Write chemical equation for the following events. a. Aluminium came in contact with air. b. Iron filings are dropped in aqueous solution of copper sulphate. c. A reaction was brought about between ferric oxide and aluminium. d. Electrolysis of alumina is done. e. Zinc oxide is dissolved in dilute hydrochloric acid.​

Answer 1

Answer:

a. 2Al+3o2=al2o3

b.fe+cuso4=feso4+cu

c.Al+fe3o4=al3o4+fe

d idontknow

e zno+h2so4=znso4+h2o

Answer 2

Answer:

Aluminium came in contact with air