CUET (UG) entrance exam Question Bank Solutions for Chemistry

Given below are two statements, one is labelled as Assertion (A) and the other is labelled as Reason (R):

Assertion: Water is one of the best solvent.

Reason: H-bonding is present in water molecules.

HCl is added to following oxides. Which one would give H₂O₂ 

Which of the following reactions will not give a primary amine?

First order reaction is 50% complete in 1.26 × 10¹⁴s. How much time could it take for 100% completion?

A first order reaction is 50% complete in 20 minute What is rate constant?

In the first order reaction, half of the reaction is complete in 100 seconds. The time for 99% of the reaction to occurs will be

The reaction X → product

Follow first order of kinetics. In 40 minutes the concentration of 'X' changes from 0.1 m to 0.025. M. The rate of reaction when concentration of X is 0.01 m is.

Time required to decompose SO₂Cl₂ to half of its initial concentration is 60 minutes. If the de-composite is a first order reaction, calculated the rate constant of the reaction-

Which of the following does not form phenol or peroxide?

Epoxides are

Cresol is:-

4 – chloro – 3, 5 – dimethyl phenol is called

Glycerol is used

Diethyl ether finds are in medicine as

Ether can be used

Wine (alcoholic beverages) contains

The compound X is which of the following?

\[\ce{CH3CN ->[Na + C2H5OH] x}\]

Ethylamine can be prepared by the action of bromine and caustic potash on which compound?

Reduction of nitro alkanes yields which compound?

In the given reaction what is the X?

\[\begin{array}{cc}
\ce{O}\phantom{.......................}\\
||\phantom{.......................}\\
\phantom{}\ce{R - C - OH <-[H3O] Χ ->[H] RCH2NH2}
\end{array}\]