1. KNO3
2. HNO3
3. KNO2
4. HNO2
HNO3
1. Pyrosulphurous acid
2. Hyposulphurous acid
3. Pyrosulphuric acid
4. Persulphuric acid
Pyrosulphurous acid
1. 2H2+O2→2H2O;ΔH=-116kcal
2. 2H2+(1/2)O2→H2O;ΔH=-58kcal
3. H++OH-→H2O(l);ΔH=-13.7 kcal
4. C2H2+O2→2CO2+H2O;ΔH= -3 kcal
2H2+(1/2)O2→H2O;ΔH=-58kcal
1. Cl2 > Br2> I2
2. Br2> Cl2> I2
3. I2> Br2> Cl2
4. I2> Cl2> Br2
Cl2 > Br2> I2
1. They are all diatomic and forms univalent ions
2. They are all diatomic and forms divalent ions
3. They are all capable of exhibiting several oxidation states
4. They can mutually displace each other from the solution of their compound with metals
They are all diatomic and forms univalent ions
1. Both (A) and (R) are true, and (R) is the correct explanation of (A)
2. Both (A) and (R) are true, and (R) is not the correct explanation of (A)
3. (A) is true but (R) is not true
4. (A) is not true but (R) is true
Both (A) and (R) are true, and (R) is the correct explanation of (A)
1. [Co(NH3)6] Cl3
2. [Co(NH3)5Cl] Cl2
3. [Co(NH3)4Cl2] Cl
4. [Co(NH3)3] Cl3
[Co(NH3)5Cl] Cl2
1. 4:5
2. 5:4
3. 10:1
4. 1:10
10:1
1. Al
2. Mg
3. Na by Down’s process
4. Na by Castner’s process
Na by Castner’s process
1. ionic
2. covalent
3. ionic and covalent
4. ionic,covalent and co-ordinate covalent bond
ionic,covalent and co-ordinate covalent bond