MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Ionization energy of hydrogen atom in ground state is 13.6 eV. The energy released (in eV) for third member of Balmer series is : |
| A. | 13.056 |
| B. | 2.856 |
| C. | 0.967 |
| D. | 0.306 |
| Answer» C. 0.967 | |
| 2. |
The number of degrees of freedom of liquid water in equilibrium with ice is: |
| A. | 0 |
| B. | 1 |
| C. | 2 |
| D. | 3 |
| Answer» C. 2 | |
| 3. |
The number of normal modes of vibration in naphthalene is : |
| A. | 55 |
| B. | 54 |
| C. | 48 |
| D. | 49 |
| Answer» D. 49 | |
| 4. |
The number of crystal systems and the number Bravais lattices are, respectively |
| A. | 14 and 7 |
| B. | 7 and 32 |
| C. | 32 and 14 |
| D. | 7 and 14 |
| Answer» E. | |
| 5. |
The C-2 epimer of D-glucose is |
| A. | D-Mannose |
| B. | D-Fructose |
| C. | D-Galactose |
| D. | D-Gulose |
| Answer» B. D-Fructose | |