1. 1) Cl2+H2=2HCl
2)HCl+LiOH=LiCl+H2O
3)2LiCl+Na2SO4=2NaCl+Li2SO4
4)NaCl+AgNO3=AgCl+NaNO3
2. 1)I2+H2=2HI
2)HI+KOH=H2O+KI
3)KI+HBr=HI+KBr
4)KBr+AgNO3=AgBr+KNO3
1. 1) Cl2+H2=2HCl
2)HCl+LiOH=LiCl+H2O
3)2LiCl+Na2SO4=2NaCl+Li2SO4
4)NaCl+AgNO3=AgCl+NaNO3
2. 1)I2+H2=2HI
2)HI+KOH=H2O+KI
3)KI+HBr=HI+KBr
4)KBr+AgNO3=AgBr+KNO3