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Q. No.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
Column I
Column II
A.
B. Ecell
C.
D. G*
1. S cm-1
2. m-1
3. S cm2 mol-1
4. V
Subtopic: Conductance & Conductivity |
90%
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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 |
Subtopic: Conductance & Conductivity |
92%
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Match the items of Column I and Column II on the basis of data given below
| Column I | Column II | ||
| A | F2 | 1. | Metal is the strongest reducing agent |
| B | Li | 2. | Metal ion which is the weakest oxidising agent |
| C | Au3+ | 3. | Non-metal which is the best oxidising agent |
| D | Br- | 4. | Unreactive metal |
| E | Au | 5 | Anion that can be oxidised by Au3+ |
| F | Li+ | 6 | Anion which is the weakest reducing agent |
| G | F- | 7 | Metal ion which is an oxidising agent |
| Options: | A | B | C | D | E | F | G |
| 1. | 3 | 1 | 7 | 5 | 4 | 2 | 6 |
| 2. | 1 | 2 | 3 | 5 | 7 | 4 | 6 |
| 3. | 5 | 4 | 3 | 2 | 6 | 5 | 1 |
| 4. | 4 | 5 | 3 | 2 | 1 | 6 | 7 |
Subtopic: Electrochemical Series | Electrode & Electrode Potential |
80%
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Given below are two statements:
| Assertion (A): | Cu is less reactive than hydrogen. |
| Reason (R): | E°Cu2+/ Cu is negative. |
| 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. |
Subtopic: Electrochemical Series |
68%
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Given below are two statements:
| Assertion (A): | Ecell should have a positive value for the cell to function. |
| Reason (R): | Ecathode < Eanode |
| 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. |
Subtopic: Relation between Emf, G, Kc & pH |
67%
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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. |
Subtopic: Conductance & Conductivity |
77%
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| Assertion (A): | Λm for weak electrolytes shows a sharp increase when the electrolytic solution is diluted. |
| Reason (R): | For weak electrolytes degree of dissociation increases with a dilution of the solution. |
| 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. | Both (A) and (R) are False. |
Subtopic: Kohlrausch Law & Cell Constant |
80%
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| Assertion (A): | Mercury cell does not give steady potential. |
| Reason (R): | In the cell reaction, ions are not involved in the solution. |
| 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. |
Subtopic: Batteries & Salt Bridge |
59%
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Given below are two statements:
| Assertion (A): | Electrolysis of NaCl solution gives chlorine at anode instead of O2 . |
| Reason (R): | Formation of oxygen at anode requires overvoltage. |
| 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. |
Subtopic: Electrolytic & Electrochemical Cell |
69%
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Given below are two statements:
| Assertion (A): | For measuring the resistance of an ionic solution an AC source is used. |
| Reason (R): | Concentration of ionic solution will change if DC source is used. |
| 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. |
Subtopic: Electrode & Electrode Potential |
64%
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