Science (English Medium) कक्षा १२ - CBSE Question Bank Solutions for Chemistry

Write the structure of the compound whose IUPAC name is as follows:

3,5-Dimethylhexane-1, 3, 5-triol

Write the structure of the compound whose IUPAC name is as follows:

2,3-Diethylphenol

Write the structure of the compound whose IUPAC name is as follows:

1-Ethoxypropane

Write the structure of the compound whose IUPAC name is as follows:

2-Ethoxy-3-methylpentane

Write the structure of the compound whose IUPAC name is as follows:

Cyclohexylmethanol

Write the structure of the compound whose IUPAC name is as follows:

3-Cyclohexylpentan-3-ol

Write the structure of the compound whose IUPAC name is as follows:

Cyclopent-3-en-1-ol

Which one of the following has the highest dipole moment?

What is the covalence of nitrogen in N₂O₅?

Bond angle in `PH_(4)^(+)` is higher than that in PH₃. Why?

Why does the reactivity of nitrogen differ from phosphorus?

How is nitrogen prepared in the laboratory? Write the chemical equations of the reactions involved.

Give the resonating structure of N₂O₅.

Write one similarity between Physisorption and Chemisorption

Give reasons  Although –NH₂ is o/p directing group, yet aniline on nitration gives a significant amount of m-nitroaniline

Do the following conversions in not more than two steps :

Ethyl benzene to Benzoic acid

Do the following conversions in not more than two steps :

Propanone to Propene

Account for the following:

E° value for the Mn³⁺/Mn²⁺ couple is highly positive (+1.57 V) as compare to Cr³⁺/Cr²⁺.

Write the structure of 2,4-dinitrochlorobenzene