- 1(current)
Q. No.Which sequence correctly represents the screening effect within a given shell?
1. s > p > d > f
2. s > p > f > d
3. f > d > p > s
4. f > p > s > d
Ionic radii vary with respect to the following factors:
a. Inversely proportional to the effective nuclear charge.
b. Directly proportional to the effective nuclear charge.
c. Directly proportional to the screening effect.
d. Inversely proportional to the screening effect.
Which of the following pairs of statements is/are correct?
1. a and c
2. c and d
3. a and b
4. b and d
Which of the following statements accurately describes the relationship of the ionic radius?
| 1. | It is inversely proportional to the effective nuclear charge. |
| 2. | It is inversely proportional to the square of the effective nuclear charge. |
| 3. | It is directly proportional to the screening effect. |
| 4. | It is directly proportional to the square of the screening effect. |
The screening effect of d-electrons is:
1. Equal to the p-electrons
2. Much more than p-electrons
3. Same as f-electrons
4. Less than p-electrons
Which of the following orders is correct for the given properties?
1. F > Cl > Br > I (Electron affinity)
2. I-> I > I+ (Ionisation Energy)
3. I-> I > I+ (Atomic/ionic radii)
4. I+7 > I+ > I+5 (Ionisation Energy)
(i) Atomic radius
(ii) Ionisation energy
(iii) Nuclear charge
1. (i) and (ii)
2. (i) and (iii)
3. (ii) and (iii)
4. (i), (ii) and (iii)
- 1(current)
Q. No.
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