Question

C, Si and Ge have same lattice structure. Why is C
insulator while Si and Ge intrinsic semiconductors?​

Answer 1

$</p><p></p><p><style></p><p></p><p><div></p><p></p><p>div{</p><p></p><p>}</p><p></p><p>\documentclass{article} </p><p>\begin{document} </p><p> </p><p>\textbf{Center Aligned)}\\ </p><p> </p><p>\begin{tabular}{ccc} </p><p>\hline </p><p>Col. 1 & Col. 2 & Col. 3\\ </p><p>\hline </p><p>11 & 12 & 13 \\ </p><p>\hline </p><p>21 & 22 & 23 \\ </p><p>\hline </p><p>31 & 32 & 33 \\ </p><p>\hline </p><p>\end{tabular}\\ </p><p> </p><p>\end{document}</p><p>The table produced is...</p><p></p><p>Center Aligned</p><p>Col. 1 Col. 2 Col. 3</p><p>11 12 13</p><p>21 22 23</p><p>31 32 33</p><p> </p><p>Points to Understand:</p><p>1.</p><p>A tabular environment for creating tables.</p><p>\begin{tabular}...\end{tabular}</p><p>2.</p><p>l is used for left alignment, c is used for center alignment and r is used for right alignment.</p><p>3.</p><p>& is used for separating entries in row.</p><p>4.</p><p>\\ is used for end of row.</p><p>5.</p><p>\hline is used for drawing horizontal line.</p><p>6.</p><p>| is used for drawing vertical line.</p><p>\documentclass{article} </p><p>\begin{document} </p><p>\textbf{Right Aligned)}\\ </p><p> </p><p>\begin{tabular}{rrr} </p><p>\hline </p><p>Col. 1 & Col. 2 & Col. 3 \\ </p><p>\hline </p><p>11 & 12 & 13 \\ </p><p>\hline </p><p>21 & 22 & 23 \\ </p><p>\hline </p><p>31 & 32 & 33 \\ </p><p>\hline </p><p>\end{tabular}\\ </p><p>\end{document}</p><p>The table produced is...</p><p></p><p>Right Aligned</p><p>Col. 1 Col. 2 Col. 3</p><p>11 12 13</p><p>21 22 23</p><p>31 32 33</p><p>\documentclass{article} </p><p>\begin{document} </p><p>\textbf{Left Aligned}\\ </p><p> </p><p>\begin{tabular}{lll} </p><p>\hline </p><p>Col. 1 & Col. 2 & Col. 3 \\ </p><p>\hline </p><p>11 & 12 & 13 \\ </p><p>\hline </p><p>21 & 22 & 23 \\ </p><p>\hline </p><p>31 & 32 & 33 \\ </p><p>\hline </p><p>\end{tabular}\\ </p><p>\end{document}</p><p>The table m</p><p></p><p>< /p></p><p></p><p></p><p>$

Answer 2

Hey...✌

Here is ur answer....✌

• The energy gap of the Ge is 0.72 eV, of Si is 1.1 eV and of C is 5.54 eV. The energy required to take out an electron from these atoms (i.e, ionisation energy E for C)That is why C is an insulator while Si and Ge are intrinsic semiconductors. ✔✔