- 1(current)
Q. No.The incorrect statement about the solution of electrolytes is:
| 1. | Conductivity of solution depends upon the size of ions. |
| 2. | Conductivity depends upon the viscosity of solution. |
| 3. | Conductivity does not depend upon the solvation of ions present in solution. |
| 4. | Conductivity of solution increases with temperature. |
The cell constant of a conductivity cell-
| 1. | Changes with the change of electrolyte. |
| 2. | Changes with the change of concentration of electrolyte. |
| 3. | Changes with the temperature of the electrolyte. |
| 4. | Remains constant for a cell. |
The conductivity of an electrolytic solution depends on:
a. Nature of the electrolyte
b. Concentration of the electrolyte
c. Power of AC source
d. Distance between the electrodes
The correct statements from the four statements given above are:
1. (a, b)
2. (b, c)
3. (c, d)
4. (a, d)
The correct choice among the given regarding formula of Conductivity is -
(a)
(b)
(c)
(d)
1. (a, b)
2. (b, c)
3. (c, d)
4. (a, d)
The molar conductivity of ionic solution depends on:
| (a) | Temperature |
| (b) | Distance between electrodes |
| (c) | Concentration of electrolytes in solution |
| (d) | Surface area of electrodes |
1. (a, b)
2. (b, c)
3. (c, d)
4. (a, c)
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. Eocell C. D. Gcell |
1. Intensive property 2. Depends on number of ions/volume 3. Extensive property 4. Increases with dilution |
Codes:
| Options: | A | B | C | D |
| 1. | 2 | 3 | 4 | 1 |
| 2. | 1 | 2 | 3 | 5 |
| 3. | 5 | 4 | 3 | 2 |
| 4. | 4 | 1 | 2 | 3 |
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 |
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. |
- 1(current)
Q. No.
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