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By Editor CoAxial on 12 Jan 23   0/-

The IUPAC name of the following compound is

  1. Dicyclobutane

  2. Bicyclo [2.2.0] hexane

  3. Bicyclo [2.2.1] hexane

  4. None of these

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By Admin Tantri on 12 Jan 23   0/-

The structure of bicyclo [1.1.0] butane is

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By Admin Tantri on 12 Jan 23   0/-

The structure of spiro [3.3] heptane is

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By Editor CoAxial on 12 Jan 23   0/-

Assign the IUPAC name for the following compound

  1. 5,5-bis(carboxymethyl)pentanedioic acid

  2. Pentane-1, 2, 5-tricarboxylic acid

  3. 3-(Carboxymethyl) heptane dioic acid

  4. 5, 5-bis (acetic acid)pentanoic acid

Answer :
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By Editor CoAxial on 12 Jan 23   0/-

Assign the IUPAC name for the following compound

  1. 2, 4 dioxocyclohexane-1 -carboxylic acid

  2. 4-formyl-2-oxocylohexane-l-carboxylic acid

  3. 2, 4-dioxocyclohexanoic acid

  4. 2-oxo cyclohexane-1, 4-dicarboxylic acid

Answer :
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By Admin Tantri on 12 Jan 23   0/-

The IUPAC name of

  1. Bicyclo [2.2.0] hexane

  2. Spiro [2.2] hexane 

  3. Spiro [2.2] pentane

  4. None of these

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By Editor CoAxial on 12 Jan 23   0/-

Give the IUPAC name of the following compound

  1. 3-Methyl-3-N, N-dimethyl amino pentane

  2. 3-ethyl-3-N, N-dimethyl pentane

  3. 3-Methyl-3-N, N-dimethyl butane

  4. C-Ethyl-c-methyl propane nitrile-N, N-dimethyl

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By Admin Tantri on 12 Jan 23   0/-

IUPAC name of

  1. 1, 4-Dioxane

  2. Oxirane

  3. Oxirene

  4. 1, 2-Dioxane

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By Admin Tantri on 12 Jan 23   0/-

The IUPAC name of the compound given below is

  1. Bicyclo [3.2.1 ] octane 

  2. Bicyclo [3.2.2.] octane

  3. Spiro [2.2] octane  

  4. None of these

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By Editor CoAxial on 12 Jan 23   0/-

Give the IUPAC name of the following compound

  1. 4-secbutyl-2, 3 dimethyl heptane

  2. 2, 3, 5-trimethyl-4-propylheptane

  3. 6-isopropyl-3-methyl-4-propyl hexane

  4. None of these

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By Editor CoAxial on 12 Jan 23   0/-

Assign IUPAC name to the following a

  1. Pentan-3-one oxime

  2. N-hydroxyamino pentane

  3. N-hydroxy imino pentane

  4. None of these

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By Editor CoAxial on 12 Jan 23   0/-

Assign IUPAC name to the following compound

  1. 4-Hydrazono cyclohexanoic acid

  2. 4-Hydrazono benzoic acid

  3. 4-Hydrazono cyclohexane-1-carboxylic acid 

  4. None of these

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By Editor CoAxial on 12 Jan 23   0/-

Give the IUPAC name of the following compound

  1. 3-methyl hexanetrial

  2. 3-(Formylmethyl) hexanedial

  3. 3-(Oxomethyl) hexanedial

  4. 3-(Methyl formyl) hexanedial

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By Editor CoAxial on 12 Jan 23   0/-

Give the IUPAC name of the following compound is

  1. Pyridine-3-carboxylic acid 

  2. Carboxyl pyridine  

  3. Pyridine- 1-carboxylic acid

  4. None of these

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By Editor CoAxial on 12 Jan 23   0/-

Write the IUPAC name of the following compound

  1. 5-(2-Methylpropyl)-5-(1,1 -dimethylpropyl)nonane

  2. 5, 5-Dibutyl-3, 3, 6-trimethyl heptane

  3. 5-(l, l-Dimethylpropyl)-5-(2 methylpropyl) nonane

  4. None of these

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By Editor CoAxial on 12 Jan 23   0/-

The IUPAC name of

  1. Bicyclo [5.5.0]nonane

  2. Biphenyl

  3. Cyclo propyl Cyclohexane

  4. Spiro [2.5] octane

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By Editor CoAxial on 12 Jan 23   0/-

Give the IUPAC name of the following compound

  1. 1, 2, 3-tricyanopropane

  2. 2-cyano-l, 5-propanedinitrile 

  3. Propane-1, 2, 3-tricarbonitrile

  4. None of these

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By Radhika Viswas on 06 Aug 22   0/-

Sieve tube is

  1. Multicellular, vessel like structure

  2. Provided with porous septa

  3. The main conducting element for translocation of food

  4. All of the above

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By Admin Tantri on 06 Aug 22   0/-

What is not true about homologous series ?

  1. All the members have similar chemical properties

  2. They have identical physical properties

  3. They can be represented by a common general formula

  4. Adjacent members differ in molecular mass by 14

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By Admin Tantri on 06 Aug 22   0/-

Which of the following has zero dipole moment ?

  1. 1-Butene    

  2. Cis-2-Butene

  3. Trans-2-Butene  

  4. 2-Methyl-1-propene

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By Admin Tantri on 06 Aug 22   0/-

The number of π electrons in anthracene is

  1. 10    

  2. 12

  3. 14

  4. 8

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By Admin Tantri on 06 Aug 22   0/-

C—C—C bond angle in benzene is about

  1. 109°. 28'    

  2. 180°

  3. 120°  

  4. 100°

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By Admin Tantri on 06 Aug 22   0/-

Which of the following molecule is planar ?

  1. Ethane

  2. Methane

  3. Ethyne
  4. Benzene
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By Admin Tantri on 06 Aug 22   10/-

The hybridization of carbon atoms in C—C single bond of H2C=CH-CH=CH2

  1. sp3-sp3

  2. sp2 - sp3 

  3. sp2 – sp2

  4. sp3 — sp

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By Editor CoAxial on 06 Aug 22   0/-

The correct IUPAC name of the following given compound is

  1. 5, 6-Diethyl-3-methyl dec-4-ene

  2. 7-Methyl, 2, 4, 6-trieneoctanal

  3. 6-Methyl heptene

  4. 3, 3-Diethyl-5-ethyl-4-decene

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By Admin Tantri on 06 Aug 22   0/-

Marsh gas mainly contains

  1.  C2H4

  2. C2H2

  3. CH4    

  4. C2H5

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By Admin Tantri on 06 Aug 22   0/-

An example of conjugated diene is

  1. 1, 4-Pentadiene    

     

  2. 1, 5-Hexadiene
     

  3. 1, 2-Butadiene    
     

  4. 1, 3-Pentadiene

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By Admin Tantri on 06 Aug 22   0/-

Which of the following is the most stable ?

  1. CH2 = CH2

  2. CH3CH - CH(CH3)2

  3. CH3C(CH3) = CH-CH2CH3 

  4. CH3CH2CH = CH2

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By Admin Tantri on 06 Aug 22   0/-

A compound with molecular formula C2H2 must contain 

  1. All sigma bonds

  2. One σ bond and two π bonds

  3. Two σ bond and two π bonds

  4. Three σ bonds and two π bonds

Answer :
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By Admin Tantri on 06 Aug 22   0/-

CnH2n + 2 is the general formula used to represent

  1. Alkenes    

  2. Alkanes

  3. Alkynes

  4. Benzenoids

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