1. | F– | 2. | I– |
3. | Na+ | 4. | Cl– |
List I (Types of bond) |
List II (Molecules) |
A. Ionic | I. NH3.BF3 |
B. Covalent | II. HCl |
C. Hydrogen bond | III. LiF |
D. Coordinate bond | IV. HF |
A | B | C | D | |
1 | II | III | IV | I |
2 | III | II | I | IV |
3 | III | II | IV | I |
4 | II | III | I | IV |
1. | A and C only | 2. | C and B only |
3. | A, B, and C | 4. | None of these |
List-I (Molecules) |
List-II (Shape) |
||
(a) | NH3 | (i) | Square pyramidal |
(b) | ClF3 | (ii) | Trigonal bipyramidal |
(c) | PCl5 | (iii) | Trigonal pyramidal |
(d) | BrF5 | (iv) | T-shape |
(a) | (b) | (c) | (d) | |
1. | (ii) | (iii) | (iv) | (i) |
2. | (iii) | (iv) | (ii) | (i) |
3. | (iv) | (iii) | (i) | (ii) |
4. | (iii) | (iv) | (i) | (ii) |
1. | LP-LP > BP-BP > LP-BP |
2. | LP-BP > BP-BP > LP-LP |
3. | LP-LP > LP-BP > BP-BP |
4. | BP-BP > LP-BP > LP-LP |
a. | ![]() |
b. | ![]() |
c. | ![]() |
d. | ![]() |
Assertion (A): | \(\sigma\)) bond is strong, while pi (\(\pi\)) bond is weak. | Sigma (
Reason (R): | \(\pi\)) bond. | Atoms rotate freely about pi (
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. |