- 1(current)
Q. No.Which of the following statements are true?
Choose the correct answer from the options given below:
| A. | Unlike Ga that has a very high melting point, Cs has a very low melting point. |
| B. | On Pauling scale, the electronegativity values of N and Cl are not the same. |
| C. | \(Ar, K^+, Cl^-, Ca^{2+}\) and \(S^{2-}\) are all isoelectronic species. |
| D. | The correct order of the first ionization enthalpies of Na, Mg, Al, and Si is Si > Al > Mg > Na |
| E. | The atomic radius of Cs is greater than that of Li and Rb . |
| 1. | C and D only |
| 2. | A, C and E only |
| 3. | A, B and E only |
| 4. | C and E only |
Subtopic: Â Ionization Energy (IE) |Â Electronegativity |
From NCERT
NEET - 2025
Please attempt this question first.
Hints
Please attempt this question first.
Arrange the following elements in increasing order of electronegativity N, O, F, C, Si.
Choose the correct answer from the options given below:
Choose the correct answer from the options given below:
| 1. | Si < C < O < N < F | 2. | O < F < N < C < Si |
| 3. | F < O < N < C < Si | 4. | Si < C < N < O < F |
Subtopic: Â Electronegativity |
 78%
From NCERT
NEET - 2024
To view explanation, please take trial in the course.
NEET 2026 - Target Batch - Vital
Hints
To view explanation, please take trial in the course.
NEET 2026 - Target Batch - Vital
- 1(current)
Q. No.
© 2025 GoodEd Technologies Pvt. Ltd.