Question

II.
Give a word equation:

1. Two gases which combine to give a solid -

2. NH3 + HCl--------------► NH4Cl-

3. An exothermic reaction where both the reactants are gases, one of which is
oxygen​

Answer 1

Answer:

1-hydrochloric gas and amonium gas..

2-NH3+ HCL------------------NH4CL

3-hydrogen+oxygen= water

2H2+O2-----H2O