📚NCERT Questions — NCERT11

The iodine-thiosulphate titration relies on starch as an indicator. What is the role of starch in this titration?

Sulphonation of benzene involves the replacement of a hydrogen atom by a sulphonic acid group. This reaction is carried out by heating benzene with:

For the complete combustion of an alkane with molecular formula CnH2n+2, the balanced chemical equation is:

In terms of electron transfer, oxidation is defined as:

What is the purpose of using activated charcoal during crystallization?

The reddish-orange color of bromine solution in carbon tetrachloride is decolored by alkynes. This reaction is used as a test for:

When numbering the carbon atoms of the parent chain in a branched alkane, how is the numbering done?

According to the classical idea, which of the following processes represents oxidation?

Which of the following best describes reduction according to the classical concept?

Polynuclear hydrocarbons containing more than two benzene rings fused together are known to possess what property?