Grade 12th pass10 grade science
Balance the following equations :
a.) CaCO3+HCl→CaCl2+CO2↑+H2O
b.) Na+H2O→NaOH+H2↑
c.) (NH4)2SO4+Ca(OH)2→CaSO4+NH3+H2O
d.) Hg(NO3)2→Hg+NO2↑+O2↑
e.) Pb3O4+HCl→PbCl2+Cl2+H2O
Balance the following equations :
a.) CaCO3+HCl→CaCl2+CO2↑+H2O
b.) Na+H2O→NaOH+H2↑
c.) (NH4)2SO4+Ca(OH)2→CaSO4+NH3+H2O
d.) Hg(NO3)2→Hg+NO2↑+O2↑
e.) Pb3O4+HCl→PbCl2+Cl2+H2O
