MCQ
The CORRECT increasing order of ionization enthalpy is ____________.
- AHe < Cl < O < F
- BHe < Cl < F < O
- ✓Cl < O < F < He
- DO < Cl < He < F
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Reason: The voluntary regulation of the respiration is done by cerebral cortex.
| X = k | 0 | 1 | 2 | 3 | 4 |
| P(X = k) | 0.1 | 0.4 | 0.3 | 0.2 | 0 |
The variance of X is ______
