Assertion (A): | The conductivity of a solution decreases with dilution. |
Reason (R): | Conductivity of a solution depends on the number of ions and the number of ions decreases when the solution is diluted. |
1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
3. | (A) is True but (R) is False. |
4. | (A) is False but (R) is True. |
Given below are two statements:
Assertion (A): | Conductivity of all electrolytes decreases on dilution. |
Reason (R): | On dilution number of ions per unit volume decreases. |
1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
3. | (A) is True but (R) is False. |
4. | (A) is False but (R) is True. |
The incorrect statement(s) among the below is/are:
(a) | The unit of conductivity is S cm–2 |
(b) | Specific Conductivity of weak and strong electrolytes always decreases with a decrease in concentration. |
(c) | The unit of molar conductivity is S cm2 mol–1 |
(d) | Molar conductivity increases with an increase in concentration. |
1. (a)
2. (a) and (d)
3. (b) and (d)
4. (a) and (c)
Consider the following graph.
The strong electrolyte in the above graph is represented by:
1. X
2. Y
3. Both X and Y
4. Data given is not sufficient to predict.
Match the items of Column I and Column II.
Column I |
Column II |
A. B. C. D. Q |
1. I x t 2. 3. 4. |
Codes:
Options: | A | B | C | D |
1. | 2 | 3 | 4 | 1 |
2. | 1 | 2 | 3 | 5 |
3. | 5 | 4 | 3 | 2 |
4. | 4 | 3 | 2 | 1 |
Match the terms given in Column I with the units given in Column II.
Column I |
Column II |
||
A. | 1. |
S cm–1 |
|
B. | Ecell | 2. | m–1 |
C. | κ | 3. | S cm2 mol–1 |
D. | G* | 4. | V |
Codes:
Options: | A | B | C | D |
1. | 3 | 4 | 1 | 2 |
2. | 1 | 2 | 3 | 5 |
3. | 5 | 4 | 3 | 2 |
4. | 4 | 5 | 3 | 2 |
Match the terms given in Column I with the items given in Column II.
Column I |
Column II |
A. B. Ecell C. D. Gcell |
1. Intensive property 2. Depends on number of ions/volume 3. Extensive property 4. Increases with dilution |
Match the following(columnI) with their property(columnII)
1) A-2,B-3,C-1,D-4
2) A-4,B-1,C-2,D-3
3) A-1,B-2,C-3,D-4
4) A-4,B-2,C-1,D-3