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STD 11 - 4. Chemical bonding and molecular structure — JEE STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceJEESTD 11 - 4. Chemical bonding and molecular structure4 Marks
MCQ
Select the correct order of melting point
  • A
    $C > Si$
  • B
    $N < P$
  • ✓
    Both $(A)\,\,$ and $(\,\,B)$
  • D
    $NaCl > SiO_2$
✓

Answer

Correct option: C.
Both $(A)\,\,$ and $(\,\,B)$
c
$\mathop {\mathop C\limits_ \downarrow  }\limits_{Diamond}  > Si$ 

$\begin{array}{*{20}{c}}
  {N < P\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {{N_2} < {P_4}\,(V.W.F.)} 
\end{array}$

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