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

Ethylene dichloride can be prepared by adding HCl to ____________.

Which of the following will have a mesoisomer also?

Benzene diazonium chloride reacts with hypophosphorous acid to produce ____________.

Which of the following is most stable?

The compound HOCH₂ – CH₂OH is __________.

An example of a compound with functional group – O – is ____________.

Butane-2-ol is ____________.

Cresol has ____________.

Ethyl alcohol is industrially prepared from ethylene by:

Which of the following compounds is oxidised to prepare methyl ethyl ketone?

HBr reacts fastest with ____________.

n-Propyl alcohol and isopropyl alcohol can be chemically distinguished by which reagent?

IUPAC name of m-cresol is ____________.

Ethylene reacts with Baeyer’s reagent to give ______.

When ethyl alcohol reacts with acetic acid, the products formed are:

Mole fraction of C₃H₅(OH)₃ in a solution of 36 g of water and 46 g of glycerine is ______.

Out of molality (m), molarity (M), formality (F) and mole fraction (x), those which are independent of temperature are:

\[\ce{CH3CH2CH2Cl ->[alc. KOH] B ->[HBr] C ->[Na/ether] D}\]

In the above reaction, the product D is:

In the following sequence of reactions:

\[\ce{C2H5Br ->[AgCN] X ->[Reduction] Y}\]; Y is

Identify Z in the series:

\[\ce{CH2 = CH2 ->[HBr] X ->[aq. KOH] Y ->[Na2CO3][I2 excess] Z}\]