Organic Chemist...

If 0.228 g of silver salt of dibasic acid gave a residue of 0.162g of silver on ignition then molecular weight of the acid is

A gas mixture contains 50% helium and 50% methane by volume. What is the percent by weight of methane in the mixture?

Camphor is often used in molecular mass determination because

In Kjeldahl's method, the nitrogen present in the organic compound is quantitatively converted into

IUPAC name of acetyl salicylic acid is

IUPAC name of \(CH_3-O-C_2H_5\) is

The IUPAC name of \(CH_3C\equiv N\) is

IUPAC name of given compound is

\(CH_3-CH_2-CH_2-CH-CHO\)

Cl-C-Cl angle in 1, 1, 2, 2 - tetrachloroethene and tetrachloromethane respectively are about

Insulin contains 3.4% sulphur. The minimum molecular weight of insulin is

Which element is estimated by Carius method?

The vapour density of the methyl ester of an organic monocarboxylic acid is 37. What is the molecular weight of the acid?

In Kjeldahl’s method, \(CuSO_4\) acts as

The percentage of \(N_2\) in urea is about

Which of the following is the best scientific method to test the presence of water in a liquid?

How will you separate a solution (miscible) of benzene \(+CHCl_3\)

The presence of halogen, in organic compounds, is detected by

Which of the following compounds is used as refrigerants?