What is the product formed when n-heptane is heated with a mixture of Cr₂O₃ and Al₂O₃ at 600°C?

Which of the following alkanes will give the maximum number of isomers
when monochloro substituted product is obtained?

1.		2.
3.	${\mathrm{CH}}_4$	4.

No . of products and No. of fractions are respectively

(1) 6, 5

(2) 6, 4

(3) 5, 4

(4) 6, 3

On halogenation, an alkane gives only one monohalogenated product. The alkane may be :
(1) 2-methyl butane

(2) 2, 2-dimethyl propane

(3) cyclopentane

(4) both (b) and (c)

The above reaction is an example of:-

1. isomerization

2. polymerization

3. cracking

4. de-hydrogenation

Which of the following is the best stereochemical representation when reaction between 1 -methylcyclohexene and NBS react in aqueous dimethyl sulfoxide?

(a) 

(b) 

(c) 

(d) None of these

The maximum number of alkyl groups in C₈H₁₈ is:

(1) 6

(2) 5

(3) 4

(4) 2

Propadiene, $C_3{H}_4$ molecule contains –

1. Two $s{p}^2$ and one sp hybrid carbon

2. One $s{p}^2$ and two sp hybrid carbons

3.  One $s{p}^2$ and three sp hybrid carbons

4. None of the above

The correct statement regarding the comparison of staggered and eclipsed conformations of ethane is:

Product Z in the above-mentioned reaction is:

1. $C{H}_3-(C{H}_2{)}_3-O-C{H}_{2}C{H}_3$

2. $(C{H}_3{)}_{2}C{H}_2-O-C{H}_{2}C{H}_3$

3. $C{H}_3(C{H}_2{)}_4-O-C{H}_3$

4. $C{H}_{3}C{H}_2-CH\left(C{H}_3\right)-O-C{H}_{2}C{H}_3$