Question

Plz can anyone give me the balanced chemical equations for the following:
1) magnesium ribbon burnt in air.
2) aluminium reacts with dilute hydrochloric acid.
3) sulphuer dioxide gas is passed through water.

Answer 1

2Mg+O2-2MgO
2Al+6HCl-2AlCl3+3H2

Answer 2

1)2mg+o2⇒2mgo
2)2al+6hcl⇒2alcl3+3h2
3)so2+h2o⇒h2so3