List -I List -2
A. The purest form of $S i O_{2}$ 1. Quartz
B. Carborundum 2.Graphite
C. Corundum 3. $S i C$
D. Hexagonal rings 4. $A l_{2} O_{3}$
5. Diamond
Correct match with A B C D is:

1 3 4 2

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3 1 4 2

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1 3 2 4

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3 1 4 3

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Solution

The correct option is C 1 3 4 2
Quartz is the crystalline form of $S i O_{2}$ and hence is the purest form.
Carborundum is the commercial name of $S i C$ .
Corundum is an ore of Aluminium with the chemical formula $A l_{2} O_{3}$
Graphite has a sheet like structure, with each layer made of hexagonal rings.

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Similar questions

Match List I with List II and select the correct answer using the codes given below the lists

List I (Compound) List II (Oxidation state of N)

(A) $N O_{2}$ (1) +5

(B) $H N O$ (2) -3

(D) $N_{2} O_{5}$ (4) +1

Q. Match list I with list II and choose the correct answer:

\begin{matrix} A . & H y p o t h a l a m u s & 1. & S p e r m l y s i n s B . & A c r o s o m e & 2. & E s t r o g e n C . & G r a a f i a n f o l l i c l e & 3. & R e l a x i n D . & L e y d i g c e l l s & 4. & G n R H E . & P a r t u r i t i o n & 5. & T e s t o s t e r o n e \end{matrix}

Q. List -I List -2
A.

A l_{2} O_{3}

1. Dimer
B.

A l C l_{3}

2. Non-metal
C.

B

3. Acidic
D.

B_{2} O_{3}

4. Amphoteric

The correct match is:

Match list 1 with list 2
List 1 List 2
1. Article 4 1) Constitutional amendment provisions
2. 69th amendment 2) Creation of legislature in Union territories
3. Article 239A 3) Legislative assembly for Delhi
4. Part XX 4) Changing boundary of a state
Correct answer code is:

Match List I with List II and select the correct answer using the codes given below the lists:-

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List -I List -2A. The purest form of SiO2 1. Quartz B. Carborundum 2.GraphiteC. Corundum 3. SiC D. Hexagonal rings 4. Al2O3 5. Diamond Correct match with A B C D is:

The correct option is C 1 3 4 2Quartz is the crystalline form of SiO2 and hence is the purest form.Carborundum is the commercial name of SiC.Corundum is an ore of Aluminium with the chemical formula Al2O3Graphite has a sheet like structure, with each layer made of hexagonal rings.

List -I List -2
A. The purest form of $S i O_{2}$ 1. Quartz
B. Carborundum 2.Graphite
C. Corundum 3. $S i C$
D. Hexagonal rings 4. $A l_{2} O_{3}$
5. Diamond
Correct match with A B C D is: