1. 10ml of 0.1M CH3COOH
2. 10ml of 0.1M CH3COONa
3. 10ml of water
4. All the above
10ml of water
1. 0.1M HCl
2. 0.1M NH4Cl
3. 0.1M H2SO4
4. 0.1M CH3COOH
0.1M NH4Cl
1. Ba(OH)2
2. Al(OH)3
3. Both are precipitated at same time
4. NH4OH
Al(OH)3
1. N2(g)+3H2(g)-92kJ→2NH3(g)
2. N2(g)+O2(g)+180.8kJ→2NO(g)a
3. H2(g)+Cl2(g)→2HCl(g)+184.6kJ
4. C(gr)+2H2(g)→CH4(g)+7408kJ
N2(g)+O2(g)+180.8kJ→2NO(g)a
1. Solubility product of NaCl is less than that of AgCl
2. Common ion effect
3. Both 1 and 2
4. AgCl and NaCl form addition compound
Common ion effect
1. N2(g)+O2(g)+180.8kJ→2NO(g)
2. N2(g)+3H2(g)-92kJ→2NH3(g)
3. C(gr)+H2O(g)→CO(g)+H2(g)-131.4kJ
4. C(gr)+2S(s)→CS2(l)-91.9kJ
N2(g)+3H2(g)-92kJ→2NH3(g)
1. H2(g)+Cl2(g)→2HCl(g),ΔH=-184.6kJ
2. N2(g)+O2(g) →2NO(g),ΔH=+180.8kJ
3. C(graphite)+H2O(g)→CO(g)+H2(g)-131.4kJ
4. C(gr)+2S(s) +91.9kJ →CS2(l)
H2(g)+Cl2(g)→2HCl(g),ΔH=-184.6kJ
1. always –ve
2. always +ve
3. Zero
4. all
always –ve
1. 57.3KJ mol-1
2. 13.7 KJ mol-1
3.
4. >57.3 KJ mol-1
<57.3 KJ mol-1
1. 3F
2. 3columb
3. 6F
4. 2x6.023x1023e
6F