MCQ
Bohr model of atom is contradicted by
- APauli’s exclusion principle
- BPlank quantum theory
- ✓Heisenberg uncertainty principle
- Dall the above
According to Bohr's model, an electron in an atom is located at a definite distance from the nucleus and is revolving with a definite velocity around it.
According to Heisenberg's uncertainty principle, it is impossible to determine simultaneously the exact position and momentum (or velocity) of the electron.
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| Ltst $I$ | List $II$ |
| $A$ $XeF _4$ | $I$ See-saw |
| $B$ $SF _4$ | $II$ Square planar |
| $C$ $NH _4^{+}$ | $III$ Bent T-shaped |
| $D$ $BrF _3$ | $IV$ Tetrahedral |
Choose the correct answer from the options given below:
(Given : Molar mass of $\mathrm{NaOH}$ is $40 \mathrm{~g} / \mathrm{mol}$ )