MCQ
ऐल्काईन का सामान्य सूत्र है
- A$C _n H _{2 n+2}$
- B$C _n H _{2 n}$
- ✓$C _n H _{2 n-2}$
- D$C _n H _{2 n-1}$
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$MgCl _2$ यौगिक का गलनांक-