can be represented by-
a.
b.
c.
d.
1. (a, b)
2. (b, c)
3. (c, d)
4. (a, c)
What will happen during the electrolysis of an aqueous solution of CuSO4 by using platinum electrodes?
(a) | Copper will deposit at cathode |
(b) | Copper will deposit at the anode |
(c) | Oxygen will be released at the anode |
(d) | Copper will dissolve at the anode |
The correct choice among the given is -
1. (a, b)
2. (b, c)
3. (c, d)
4. (a, c)
What will happen during the electrolysis of aqueous solution of CuSO4 in the presence of Cu electrodes?
(a) | Copper will deposit at cathode |
(b) | Copper will dissolve at anode |
(c) | Oxygen will be released at anode |
(d) | Copper will deposit at anode |
The correct choice among the given is -
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)
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)
For the given cell, Mg | Mg2+ || Cu2+ | Cu
a. Mg acts as cathode
b. Cu acts as cathode
c. The cell reaction is Mg+ Cu2+ —-> Mg2+ + Cu
d. Cu is the oxidising agent
The correct choice among the given is -
1. (a, b)
2. (b, c)
3. (c, d)
4. (a, d)
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. 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 | Lead storage battery | 1. | Maximum efficiency |
B | Mercury cell | 2. | Prevented by galvanization |
C | Fuel cell | 3. | Gives steady potential |
D | Rusting | 4. | Pb is an anode, PbO2 is cathode |
Codes:
Options: | A | B | C | D |
1. | 2 | 3 | 4 | 1 |
2. | 1 | 2 | 3 | 5 |
3. | 5 | 4 | 3 | 2 |
4. | 4 | 3 | 1 | 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 |