MCQ
Which is correctly matched
- ✓$n = 5,l = 2,m = + 2,s = - 1/2$
- B$n = 5,l = 5,m = - 2,s = + 1/2$
- C$n = 3,l = 2,m = + 2,s = 0$
- D$n = 3,l = 2,m = + 3,s = + 1/2$
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For the reaction $3 CaO +2 Al \rightarrow 3 Ca + Al _{2} O _{3}$ the standard reaction enthalpy $\Delta_{ r } H ^{0=}$ .......... $kJ$.
(Round off to the Nearest Integer).
$(A)$ and $(B)$ are