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Class 12th

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Class 12th up board
Class 12th hindi Arihant book up board
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Class 12th Chemistry

The IUPAC name of the following compound is

 
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A
alok kumar singh

Contributor-Level 10

2-chloro-4-methylanisole

New answer posted

a month ago

Class 12th Chemistry

0.16 g of an organic compound gave 0.094 g of AgBr by Carius method. The percentage of Br in the compound is (Atomic mass of Ag = 108 u, Br = 80 u)
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alok kumar singh

Contributor-Level 10

Percentage Br = 80*0.094/188*0.16*100=25%

New answer posted

a month ago

Class 12th Chemistry

Major product of the given reaction is

 
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A
alok kumar singh

Contributor-Level 10

Alkene on reaction with cold, dilute aqueous solution of KMnO4 produces vicinal glycols.

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a month ago

Class 12th Chemistry

Kindly consider the following

Monomer of orlon is

 
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A
alok kumar singh

Contributor-Level 10

Monomer of orlon is acrylonitrile

 

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a month ago

Class 12th Chemistry

The amine which is most basic in aqueous solution is
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A
alok kumar singh

Contributor-Level 10

Correct order of basic strength in aqueous medium is

(CH3)2NH > CH3NH2 > (CH3)3N > NH3

New answer posted

a month ago

Class 12th Chemistry

In the given reaction sequence, major product B is

 

 
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A
alok kumar singh

Contributor-Level 10

Kindly go through the solution

 

New answer posted

a month ago

Class 12th Chemistry

Which among the following compounds on reaction with methyl magnesium bromide followed by hydrolysis gives a tertiary alcohol?

 
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alok kumar singh

Contributor-Level 10

Kindly go through the solution

 

New answer posted

a month ago

Class 12th Chemistry

Major product of the given reaction is

 
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A
alok kumar singh

Contributor-Level 10

Hydroboration oxidation : The reaction proceeds in an anti Markovnikov manner

->No rearrangement is possible

 

New answer posted

a month ago

Class 12th Chemistry

Which of the following is an example of ferrimagnetic substance?
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A
alok kumar singh

Contributor-Level 10

Fe3O4 is a ferrimagnetic substance

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