BITSAT Chemistry Test - 6 - JEE MCQ

The number of electrons in the M shell of the element with atomic number 24 is

The most stable free radical among the following is

Which of the following is not a nucleophile?

In graphite, the electrons are

Amino acids are produced by the hydrolysis of

The enzyme which hydrolyses triglycerides to fatty acids and glycerol, is called

A is a higher phenol and B is an aromatic carboxylic acid. Separation of a mixture of A and B can be carried out easily by having a solution

Which of the following is a polar compound?

The law of mass action was given by

Which relation is correct ?

t_1/4 can be taken as the time taken for the concentration of a reactant to drop to (3/4) of its initial value. If the rate constant for a first order reaction is K, the t_1/4 can be written as

The name of the element with atomic number 100 was adopted in honour of

The heat of combustion of methane at 298K is expressed by
C H 4 g + 2 O 2 g → C O 2 g + 2 H 2 O l , Δ H = − 890.2 k J . The magnitude of Δ E of the reaction at this temperature is

Which one of the following is an inner orbital complex as well as diamagnetic in behaviour?
(Atomic numbers : Zn = 30, Cr = 24, Co = 27, Ni = 28)

Which of the following compounds is aspirin?

Which of the following factors may be regarded as the main cause of lanthanide contraction?

How many moles of acidified FeSO₄ solution can be completely oxidised by one mole of KMnO₄?

The oxidation no. of nitrogen in NaNO₂ is

A σ - bond is

Which one of the following will undergo meta-substitution on monochlorination ?

Iodoethane reacts with sodium in the presence of dry ether. The main product is

Nascent hydrogen consists of

The pH of gastric juice is normally

The stereoisomers which are neither superimposable nor mirror-image are called

Which among MeX, RCH₂X, R₂CHX, R₃CX is most reactive towards SN₂ reaction?

Wood charcoal is used to decolourise sugar because it

A deep brown gas is formed by mixing two colourless gases which are