Question

Write balanced chemical equations for the reaction of:
(i) Aluminium when heated in air. Write the name of the product.

(ii) Carbon dioxide is passed through lime water.​

Answer 1

Answer:

a) 4Al + 3O2 → 2Al2O3, Aluminium oxide.

b)carbon di oxide passed through lime water gives a milky solution, due to precipitation of an insouluble suspension of calcium carbonate : CaCo3(s)+H2O(l)+CO2(g) gives Ca(HCO3)2(aq)

Explanation:

hope it will be help you

Answer 2

Answer:

1.3Al2 + O2 --------------> 3Al2O3

2.CO2 + CaO -----------------> CaCO3