9. Heat and Thermodynamics-LDA.xps - Amazon S3...Vedantu Innovations Pvt. Ltd. Score high with a...
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7XWRULDO ² 14 Vedantu Innovations Pvt. Ltd. Score high with a personal teacher, Learn LIVE Online! www.vedantu.com GOC Structural Isomerism 1. (c)positionisomerism (d)geometricalisomerism 2. (b) CH 3 CHBr 2 and CH 2 Br . CH 2 Br (d)CH 3 CH 2 CHOand 3. The isomerism observed in alkanes is : (a)metamerism (b)chainisomerism Which of the following are functional isomers ? (a)CH 3 CH 2 ClandCH 3 CH 2 Br (c)C 2 H 5 OC 2 H 5 andCH 3 OC 3 H 7 Keto-enol tautomerism is observed in (a) (b) (d) 4. (c) Tautomerismisexhibitedby (a) (b) (c) (d) 5. (b) 8 bonds, 2 bonds and 2 lone pairs (d)9 bonds, 2 bonds and 1 lone pair 6. The enolic form of acetone contains (a) 9 bonds, 1 bond and 2 lone pairs (c) 10 bonds,1 bond and 1 lone pair Which of the following has maximumenol content ? (a) Acetaldehyde (b) (d) 7. (c) Tautomerismis not exhibited by (a) (b) (c) (d)
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GOC
Structural Isomerism
1.
(c) position isomerism (d) geometrical isomerism
2.
(b) CH3CHBr
2 and CH
2Br . CH
2Br
(d) CH3CH
2CHO and
3.
The isomerism observed in alkanes is :
(a) metamerism (b) chain isomerism
Which of the following are functional isomers ?
(a) CH3CH
2Cl and CH
3CH
2Br
(c) C2H5OC
2H5 and CH
3OC
3H
7
Keto-enol tautomerism is observed in
(a) (b)
(d)
4.
(c)
Tautomerism is exhibited by
(a) (b)
(c) (d)
5.
(b) 8 � bonds, 2 � bonds and 2 lone pairs
(d) 9 � bonds, 2 � bonds and 1 lone pair
6.
The enolic form of acetone contains
(a) 9 � bonds, 1 � bond and 2 lone pairs
(c) 10 � bonds, 1 � bond and 1 lone pair
Which of the following has maximum enol content ?
(a) Acetaldehyde (b)
(d)
7.
(c)
Tautomerism is not exhibited by
(a) (b)
(c) (d)
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8. Which organic structure among the following is not an isomer of the compound ?
?
(a) (b)
(c) CH3CH2COCH2CH2CH3 (d)
9. The compound which is not isomeric with diethyl ether is
(a) n – propylmethyl ether (b) butanol – 1
(c) 2 – methylpropanol (d) butanone
10.
11.
12.
13.
14.
The maximum number of an alkene with molecular formula C4H
8 is
(a) 2 (b) 3 (c) 4 (d) 5
How many cyclic isomer of C5H
10 are possible ?
(a) 4 (b) 3 (c) 2 (d) 5
How many chain isomers can be obtained form the alkane C6H
14 ?
(a) 3 (b) 5 (c) 6 (d) 7
Write the structural isomers of the compound having formula C4H9Br.
(i) Draw the structures of all isomeric alcohols of molecular formula C5H12O and give their IUPAC names.
(ii) Classify the isomers of alcohols in question as primary, secondary and tertiary alcohols.
15. Write position isomers of .
Answer Key
1. (a,b,c) 2. (d) 3. (b,d) 4. (a,c,d) 5. (a) 6. (c) 7. (b) 8. (a) 9. (d)
10. (b) 11. (a) 12. (a)
13.
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14. (i)
15.
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