- 1(current)
Q. No.| 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. B. Ecell C. D. G* |
1. S cm-1 2. m-1 3. S cm2 mol-1 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
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Q. No.
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