Question

H2O->H2->HCl->AlCl3->AgCl

Answer 1

2H2O (t)= 2H2 + O2

H2 + Cl2 = 2HCl

6HCl + 2Al = 2AlCl3 + 3H2

AlCl3 + 3AgNO3 = Al(NO3)3 + 3AgCl