1. 2Na+Cl2→ 2NaCl
2. C+O2→CO2
3. AgNO3+NaCl→ AgCl+NaNO3
4. Zn+H2SO4→ ZnSO4+H2
AgNO3+NaCl→ AgCl+NaNO3
1. NO2→NO2-
2. NO3-→NO
3. NO3-→NH4+
4. NH4+→N2
NH4+→N2
1. Ca(OH)2+2HCl→ CaCl2+2H2O
2. BaCl2+MgSO4→ BaSO4+MgCl2
3. 2S2O72-+2H2O→4SO42-+4H+
4. Cu2S+2FeO→2Cu+2Fe+SO2
Cu2S+2FeO→2Cu+2Fe+SO2
1. HNO3
2. Cl2
3. FeCl3
4. All of these
All of these
1. -5
2. +6
3. +2
4. -2
+6
1. HNO3 :+5
2. NH2OH:1
3. (N2H5)2SO4:+2
4. Mg3N2: -3
Mg3N2: -3
1. With iodine to give hydrogen iodide
2. With lithium to give lithium hydride
3. With nitrogen to give ammonia
4. With sulphur to give hydrogen sulphide
With lithium to give lithium hydride
1. H2SO4
2. SO2
3. H2S
4. HNO3
SO2
1. CH4
2. CF4
3. CO2
4. CCL4
CH4
1. Dissociation
2. Reduction
3. Oxidation
4. Electrolysis
Reduction