MCQ
$XeF_6$ on partial hydrolysis gives
- A$XeF_2$
- ✓$XeOF_4$
- C$XeO_3$
- D$XeOF_2$
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${H_2}C = C{H_2}(g) + {H_2}(g) \to {H_3}C - C{H_3}(g)$ at $298 \,K$ will be ....$kJ$