Match the items of Column I and Column II on the basis of data given below
Column I |
Column II |
A. F2 B. Li C. Au3+ D. Br-
|
1. Metal is the strongest reducing agent 2. Non-metal which is the best oxidising agent 3. Anion that can be oxidised by Au3+ 4. Metal ion which is an oxidising agent |
1)A-1,B-2,C-3,D-4
2)A-2,B-1,C-4,D-3
3)A-2,B-4,C-1,D-3
4)A-1,B-3,C-2,D-4
Match the items of Column I and Column II.
Column I |
Column II |
A. Lechlanche cell B. Ni-Cd cell C. Fuel cell D. Mercury cell |
1. Cell reaction 2H2 +O2 —> 2H2O 2. Does not involve any ion in solution and is used in hearing aids. 3. Rechargeable 4, Reaction at anode, Zn ——> Zn2+ + 2e-
|
1)A-2,B-1,C-4,D-3
2)A-1,B-2,C-3,D-4
3)A-3,B-2,C-1,D-4
4)A-4,B-3,,C-1,D-2
Match the items of Column I and Column II.
Column I |
Column II |
A. Lead storage battery B. Mercury cell C. Fuel cell D. Rusting |
1. Maximum efficiency 2. Prevented by galvanisation 3. Gives steady potential 4. Pb is anode, PbO2 is cathode |
Correct option is:
1) A-1,B-2,C-3,D-4
2) A-4,B-2,C-3,D-1
3) A-4,B-3,C-1,D-2
4) A-4,B-3,C-2,D-1
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
The electrode potential for Mg electrode varies according to the equation
\(E_{Mg^{2+}/Mg}\ = \ E_{Mg^{2+}/Mg}^{o} \ - \ \frac{0.059}{2}log\frac{1}{[Mg^{2+}]}\)
The graph of EMg2+ / Mg vs log [Mg2+] among the following is:
1. | 2. | ||
3. | 4. |
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 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 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 |
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. |
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. |