1. + 7
2. + 5
3. + 6
4. + 4
+ 6
1. Increase in temperature
2. Decrease in surface area of the adsorbent
3. Decrease in pressure of adsorbate
4. Decrease in temperature
Decrease in temperature
1. In the dewar's method for the separation of noble gases, activated coconut charcoal is used
2. Krypton is used in miners cap lamps
3. The electron affinity values of noble gases are nearly equal to zero
4. Xenon gives different colours when mixed with mercury vapour
Xenon gives different colours when mixed with mercury vapour
1. ΔH is (+)ve and ΔS is (-)ve
2. ΔH is (-)ve and ΔS is (+)ve
3. ΔH and ΔS are (+)ve but ΔH >ΔS
4. ΔH and ΔS are (-)ve but ΔH >ΔS
ΔH and ΔS are (+)ve but ΔH >ΔS
1. The direction and magnitude are same
2. The direction is opposite, but magnitude is same
3. The direction is same, but magnitude different
4. Both the direction and magnitude are different
The direction is opposite, but magnitude is same
1. Positive
2. Negative
3. Zero
4. Can't be predicted
Zero
1. Oxygen shows +5 oxidation state in O2F2
2. Roasting removes volatile impurities like As and Sb
3. Sm3+ is pink in colour
4. Cobalt chloride acts as a catalyst to decompose bleaching powder
Sm3+ is pink in colour
1. CuSO4
2. CuSO4>NaCN=H2O>NaCl
3. CuSO4=H2O>NaCN>NaCl
4. CuSO4
CuSO4<NaCl=H2O<NaCN
1. II
2. I
3. III
4. IV
IV
1. The energy above which all the colliding molecules will react
2. The energy below while colliding molecules will not reacts
3. The total energy of the reacting molecules at temperature T
4. The fraction of molecules with energy greater than the activation energy of the Reaction
The energy below while colliding molecules will not reacts