MCQ
Which of the following has minimum melting point
- A$CsF$
- ✓$HCl$
- C$HF$
- D$LiF$
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$C_2H_4(g) + H_2(g) \to C_2H_6(g)$
| Bond | Bond energy $(kJ)$ |
| $C-H$ | $413$ |
| $C-C$ | $348$ |
| $C=C$ | $610$ |
| $H-H$ | $436$ |
$(A)\, n = 5, m_l= + 1$
$(B)\, n =2, l =1, m_l= -1, m_s = -1/2$
The maximum number of electron$(s)$ in an atom that can have the quantum numbers as given in $(A)$ and $(B)$ are respectively
Considering the above chemical reaction, identify the product $"X"$