MCQ
Carborundum is
- ✓$SiC$
- B$AlC{l_3}$
- C$A{l_2}{(S{O_4})_3}$
- D$A{l_2}{O_3}\,.\,2{H_2}O$
✓
Answer
Correct option: A.
$SiC$
a
Silicon carbide $( SiC )$, also known as carborundum, is a semiconductor containing silicon and carbon. It occurs in nature as the extremely rare mineral moissanite.
Silicon carbide $( SiC )$, also known as carborundum, is a semiconductor containing silicon and carbon. It occurs in nature as the extremely rare mineral moissanite.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
At $300\, K$, the reactions which have following values of thermodynamic parameters occur spontaneously
→Which of the following compounds will exhibit cis-trans isomerism
The correct statements among the following, for a "chromatography" purification method is:
The number of orbitals associated with quantum numbers $n=5,\;m_s=+\frac 12$ is
→Given below are two statements:
→Statement $I$: Fluorine has most negative electron gain enthalpy in its group.
Statement $II$: Oxygen has least negative electron gain enthalpy in its group.
In the light of the above statements, choose the most appropriate from the options given below.
The electronic configuration of any atom explained by:
On vigorous oxidation by permanganate solution ${(C{H_3})_2}C = CH - C{H_2}C{H_2}C{H_3}$ gives
→In the lowest energy level of hydrogen atom, electron has an angular momentum equal to:
$AB_3(g)$ is dissociates as ;
→$A{B_3}(g) \rightleftharpoons A{B_2}(g) + \frac{1}{2}{B_2}(g)$ , when the initial pressure of $AB_3$ is $800\,torr$ and the total pressure developed at equilibrium is $900\,torr$ . What percentage of $AB_3(g)$ is dissociated?
Stereoisomer possible for following compound
