Pep Sir Special
Dhanush (/kuq"k)
Most relevant questions for NEET/JEE
NEET/JEE
CHEMISTRY
ORGANIC CHEMISTRY
,
, 1
IUPAC Nomenclature
IUPAC ukedj.k
T-1 Structural and bonding aspects of T-1 dkcZfud v.kqvksa ds lajpukRed rFkk vkca/kh
organic molecules vfHky{k.k
1. Consider the following reaction, 1. fuEu vfHkfØ;k ij fopkj dhft,,
NH4CNO ⎯⎯⎯
→A Heat Å"ek
NH 4 CNO ⎯⎯⎯ →A
Ammonium cyanate vekfsu;e lk;usV
Here, A refers to- ;gk¡, A gS-
(1) NH2COCl (2) NH2COOH (1) NH2COCl (2) NH2COOH
(3) NH2COCH3 (4) NH2CONH2 (3) NH2COCH3 (4) NH2CONH2
2. Which of the following compound is 2. fuEu esa ls dkSuls ;kSfxd dks Øe”k% dksYcs rFkk
synthesised by Kolbe and Berthelot respectively cFkZyksV }kjk la”ysf’kr fd;k x;k] tks ;g n”kkZrk
that shows that organic compounds could be gS fd dkcZfud ;kSfxdksa dks vdkcZfud L=ksrksa ls
synthesised from inorganic sources in a iz;ksx'kkyk esa la”ysf’kr fd;k tk ldrk gS?
laboratory? (1) ,Fksu, esFksu
(1) Ethane, methane
(2) esFksu, ,Fksu
(2) Methane, ethane
(3) esFksu, ,slhfVd vEy
(3) Methane, acetic acid
(4) ,slhfVd vEy, esFksu
(4) Acetic acid, methane
3. Which of the following compounds does not 3. fuEu esa ls dkSuls ;kSfxd esa lHkh dkcZu ijek.kq
contain all the carbon atoms in the same leku ladj.k voLFkk esa ugha gSa?
hybridisation state? (1) H–C≡C–C≡C–H
(1) H–C≡C–C≡C–H (2) HC≡CH
(2) HC≡CH (3) CH2=C=CH2
(3) CH2=C=CH2 (4) CH2=CH–CH=CH2
(4) CH2=CH–CH=CH2
4. The correct order of electronegativity of carbon 4. ,Fksu, ,Fkhu ,oa ,Fkkbu esa dkcZu dh fo|qr_.krk
in ethane, ethene and ethyne is- dk lgh Øe gS-
(1) ethane < ethene < ethyne (1) ,Fksu < ,Fkhu < ,Fkkbu
(2) ethyne < ethene < ethane (2) ,Fkkbu < ,Fkhu < ,Fksu
(3) ethene < ethyne < ethane (3) ,Fkhu < ,Fkkbu < ,Fksu
(4) ethene < ethane < ethyne (4) ,Fkhu < ,Fksu < ,Fkkbu
5. C−C : 4; C−H : 6; C=C :1; CC : 2 5. C−C : 4; C−H : 6; C=C :1; CC : 2
These number of σ and π-bonds are present in fuEu v.kqvksa esa ls fdlesa Åij nh xbZ σ rFkk π-
which of the following molecule? ca/kksa dh la[;k mifLFkr gS?
(1) CH≡C–CH=CH–CH3 (1) CH≡C–CH=CH–CH3
(2) CH2=C=CH–CH3 (2) CH2=C=CH–CH3
(3) CH2=CH–CH=CH–CH3 (3) CH2=CH–CH=CH–CH3
(4) None of the above (4) mijksDr esa ls dksbZ ugha
, 2
6. The type of hybridisation of each carbon in 6. CH3CH=CHCN esa izR;sd dkcZu ds ladj.k dk
CH3CH=CHCN is- izdkj gS-
(1) sp3, sp3, sp2, sp2 (2) sp3, sp2, sp, sp3 (1) sp3, sp3, sp2, sp2 (2) sp3, sp2, sp, sp3
(3) sp3, sp2, sp2, sp (4) sp2, sp3, sp, sp (3) sp3, sp2, sp2, sp (4) sp2, sp3, sp, sp
7. The state of hybridisation of carbon and shape 7. dkcZu dh ladj.k voLFkk rFkk izR;sd v.kq dh
of each molecule given below is- vk—fr uhps nh xbZ gS-
(i) H2C=O (i) H2C=O
(ii) HC≡N (ii) HC≡N
(1) (i) sp, linear (1) (i) sp, js[kh;
(ii) sp2, trigonal planar (ii) sp2, f=dks.kh; leryh
(2) (i) sp3, tetrahedral (2) (i) sp3, prq’Qydh;
(ii) sp, trigonal planar (ii) sp, f=dks.kh; leryh
(3) (i) sp2, trigonal planar (ii) sp, linear (3) (i) sp2, f=dks.kh; leryh (ii) sp, js[kh;
(4) (i) sp2, trigonal planar (ii) sp2, linear (4) (i) sp2, f=dks.kh; leryh (ii) sp2, js[kh;
8. Statement-I: In bond-line structural 8. dFku-I : vkca/k js[kk lajpuk fu:i.k esa, dsoy
representations, only atoms specifically written vkWDlhtu, Dyksjhu, ukbVªkstu vkfn ijek.kqvksa dks
are oxygen, chlorine, nitrogen etc. fo”ks’k :i ls fy[kk tkrk gSA
Statement-II: In bond-line structural dFku-II : vkca/k js[kk lajpuk fu:i.k esa, vkarfjd
representations, line junctions denote carbon
js[kk,¡ (line junctions) mu dkcZu ijek.kqvksa dks
atoms bonded to appropriate number of
bafxr djrh gSa tks viuh la;kstdrk dks iw.kZ djus
hydrogens required to satisfy the valency of the
ds fy, vko”;d gkbMªkt s u ls caf/kr gksrs gSaA
carbon atoms.
(1) Both Statement-I and Statement-II are correct (1) dFku-I rFkk dFku-II nksuksa lgh gSaA
(2) Both Statement-I and Statement-II are incorrect (2) dFku-I rFkk dFku-II nksuksa xyr gSaA
(3) Statement-I is correct; Statement-II is incorrect. (3) dFku-I lgh gS; dFku-II xyr gSA
(4) Statement-I is incorrect; Statement-II is correct. (4) dFku-I xyr gS; dFku-II lgh gSA
9. Match the terms of Column-I with Column-II 9. LrEHk-I esa fn, x, inksa dks LrEHk-II ls feyku
and choose the correct option from the codes dhft, ,oa uhps fn, x, dksM ls lgh fodYi dks
given below. pqfu,-
Column-I Column-II LrEHk-I LrEHk-II
(Structure of (Hybridisation of (;kSfxd dh (dkcZu dk
compound) carbon) lajpuk) ladj.k)
A. CH3Cl 1. sp3 and sp2 A. CH3Cl 1. sp rFkk sp2
3
B. (CH3)2CO 2. sp2 B. (CH3)2CO 2. sp2
3
C. CH3CN 3. sp C. CH3CN 3. sp3
D. HCONH2 4. sp3 and sp D. HCONH2 4. sp3 rFkk sp
Codes dksM
A B C D A B C D
(1) 3 1 4 2 (1) 3 1 4 2
(2) 4 3 2 1 (2) 4 3 2 1
(3) 3 1 2 4 (3) 3 1 2 4
(4) 1 2 3 4 (4) 1 2 3 4
Dhanush (/kuq"k)
Most relevant questions for NEET/JEE
NEET/JEE
CHEMISTRY
ORGANIC CHEMISTRY
,
, 1
IUPAC Nomenclature
IUPAC ukedj.k
T-1 Structural and bonding aspects of T-1 dkcZfud v.kqvksa ds lajpukRed rFkk vkca/kh
organic molecules vfHky{k.k
1. Consider the following reaction, 1. fuEu vfHkfØ;k ij fopkj dhft,,
NH4CNO ⎯⎯⎯
→A Heat Å"ek
NH 4 CNO ⎯⎯⎯ →A
Ammonium cyanate vekfsu;e lk;usV
Here, A refers to- ;gk¡, A gS-
(1) NH2COCl (2) NH2COOH (1) NH2COCl (2) NH2COOH
(3) NH2COCH3 (4) NH2CONH2 (3) NH2COCH3 (4) NH2CONH2
2. Which of the following compound is 2. fuEu esa ls dkSuls ;kSfxd dks Øe”k% dksYcs rFkk
synthesised by Kolbe and Berthelot respectively cFkZyksV }kjk la”ysf’kr fd;k x;k] tks ;g n”kkZrk
that shows that organic compounds could be gS fd dkcZfud ;kSfxdksa dks vdkcZfud L=ksrksa ls
synthesised from inorganic sources in a iz;ksx'kkyk esa la”ysf’kr fd;k tk ldrk gS?
laboratory? (1) ,Fksu, esFksu
(1) Ethane, methane
(2) esFksu, ,Fksu
(2) Methane, ethane
(3) esFksu, ,slhfVd vEy
(3) Methane, acetic acid
(4) ,slhfVd vEy, esFksu
(4) Acetic acid, methane
3. Which of the following compounds does not 3. fuEu esa ls dkSuls ;kSfxd esa lHkh dkcZu ijek.kq
contain all the carbon atoms in the same leku ladj.k voLFkk esa ugha gSa?
hybridisation state? (1) H–C≡C–C≡C–H
(1) H–C≡C–C≡C–H (2) HC≡CH
(2) HC≡CH (3) CH2=C=CH2
(3) CH2=C=CH2 (4) CH2=CH–CH=CH2
(4) CH2=CH–CH=CH2
4. The correct order of electronegativity of carbon 4. ,Fksu, ,Fkhu ,oa ,Fkkbu esa dkcZu dh fo|qr_.krk
in ethane, ethene and ethyne is- dk lgh Øe gS-
(1) ethane < ethene < ethyne (1) ,Fksu < ,Fkhu < ,Fkkbu
(2) ethyne < ethene < ethane (2) ,Fkkbu < ,Fkhu < ,Fksu
(3) ethene < ethyne < ethane (3) ,Fkhu < ,Fkkbu < ,Fksu
(4) ethene < ethane < ethyne (4) ,Fkhu < ,Fksu < ,Fkkbu
5. C−C : 4; C−H : 6; C=C :1; CC : 2 5. C−C : 4; C−H : 6; C=C :1; CC : 2
These number of σ and π-bonds are present in fuEu v.kqvksa esa ls fdlesa Åij nh xbZ σ rFkk π-
which of the following molecule? ca/kksa dh la[;k mifLFkr gS?
(1) CH≡C–CH=CH–CH3 (1) CH≡C–CH=CH–CH3
(2) CH2=C=CH–CH3 (2) CH2=C=CH–CH3
(3) CH2=CH–CH=CH–CH3 (3) CH2=CH–CH=CH–CH3
(4) None of the above (4) mijksDr esa ls dksbZ ugha
, 2
6. The type of hybridisation of each carbon in 6. CH3CH=CHCN esa izR;sd dkcZu ds ladj.k dk
CH3CH=CHCN is- izdkj gS-
(1) sp3, sp3, sp2, sp2 (2) sp3, sp2, sp, sp3 (1) sp3, sp3, sp2, sp2 (2) sp3, sp2, sp, sp3
(3) sp3, sp2, sp2, sp (4) sp2, sp3, sp, sp (3) sp3, sp2, sp2, sp (4) sp2, sp3, sp, sp
7. The state of hybridisation of carbon and shape 7. dkcZu dh ladj.k voLFkk rFkk izR;sd v.kq dh
of each molecule given below is- vk—fr uhps nh xbZ gS-
(i) H2C=O (i) H2C=O
(ii) HC≡N (ii) HC≡N
(1) (i) sp, linear (1) (i) sp, js[kh;
(ii) sp2, trigonal planar (ii) sp2, f=dks.kh; leryh
(2) (i) sp3, tetrahedral (2) (i) sp3, prq’Qydh;
(ii) sp, trigonal planar (ii) sp, f=dks.kh; leryh
(3) (i) sp2, trigonal planar (ii) sp, linear (3) (i) sp2, f=dks.kh; leryh (ii) sp, js[kh;
(4) (i) sp2, trigonal planar (ii) sp2, linear (4) (i) sp2, f=dks.kh; leryh (ii) sp2, js[kh;
8. Statement-I: In bond-line structural 8. dFku-I : vkca/k js[kk lajpuk fu:i.k esa, dsoy
representations, only atoms specifically written vkWDlhtu, Dyksjhu, ukbVªkstu vkfn ijek.kqvksa dks
are oxygen, chlorine, nitrogen etc. fo”ks’k :i ls fy[kk tkrk gSA
Statement-II: In bond-line structural dFku-II : vkca/k js[kk lajpuk fu:i.k esa, vkarfjd
representations, line junctions denote carbon
js[kk,¡ (line junctions) mu dkcZu ijek.kqvksa dks
atoms bonded to appropriate number of
bafxr djrh gSa tks viuh la;kstdrk dks iw.kZ djus
hydrogens required to satisfy the valency of the
ds fy, vko”;d gkbMªkt s u ls caf/kr gksrs gSaA
carbon atoms.
(1) Both Statement-I and Statement-II are correct (1) dFku-I rFkk dFku-II nksuksa lgh gSaA
(2) Both Statement-I and Statement-II are incorrect (2) dFku-I rFkk dFku-II nksuksa xyr gSaA
(3) Statement-I is correct; Statement-II is incorrect. (3) dFku-I lgh gS; dFku-II xyr gSA
(4) Statement-I is incorrect; Statement-II is correct. (4) dFku-I xyr gS; dFku-II lgh gSA
9. Match the terms of Column-I with Column-II 9. LrEHk-I esa fn, x, inksa dks LrEHk-II ls feyku
and choose the correct option from the codes dhft, ,oa uhps fn, x, dksM ls lgh fodYi dks
given below. pqfu,-
Column-I Column-II LrEHk-I LrEHk-II
(Structure of (Hybridisation of (;kSfxd dh (dkcZu dk
compound) carbon) lajpuk) ladj.k)
A. CH3Cl 1. sp3 and sp2 A. CH3Cl 1. sp rFkk sp2
3
B. (CH3)2CO 2. sp2 B. (CH3)2CO 2. sp2
3
C. CH3CN 3. sp C. CH3CN 3. sp3
D. HCONH2 4. sp3 and sp D. HCONH2 4. sp3 rFkk sp
Codes dksM
A B C D A B C D
(1) 3 1 4 2 (1) 3 1 4 2
(2) 4 3 2 1 (2) 4 3 2 1
(3) 3 1 2 4 (3) 3 1 2 4
(4) 1 2 3 4 (4) 1 2 3 4
