List of top Chemistry Questions asked in MHT CET

Concentrated H\(_2\)SO\(_4\) reacts with PCl\(_5\) to produce
Which among the following lanthanoids has the smallest atomic size?
For the first order reaction A → B, the rate constant is 0.25 s\(^{-1}\), if the concentration of A is reduced to half, the value of the rate constant will be
Which among the following is a use of 2, 4-dichlorophenoxy acetic acid?
Which statement about aspirin is NOT true?
Which among the following monomers is used to prepare Teflon?
Identify product B in the following reaction.
Conductivity cell is filled with 0.01 M KCl gives a resistance of 484\(\Omega\) and conductivity of 0.004141 \(\Omega\)\(^{-1}\) cm\(^{-1}\) at 25°C. What is the cell constant?
How much charge in coulombs is required for the reduction of one mole of Al\(^{3+}\) to Al?
What is the oxidation state of As in H\(_3\)AsO\(_4\)?
Which free radical is most stable among the following?
For the combustion of 1 mole of liquid benzene at 298K, the heat of reaction at constant pressure is -3268 kJ mol\(^{-1}\), what is the heat of combustion at constant volume?
Which of the following has the highest boiling point?
Which of the following is used as a promoter in Bosch’s process?
Which among the following reagents is used to obtain gluconic acid from glucose?
How many optical isomers are possible for a compound having 3 asymmetric carbon atoms?
Hydroxide of which alkali metal is used in the manufacture of soft soap?
Chlorine is manufactured by
A gas has a volume of 3.4 L at 25°C. What is the final temperature if the volume increases to 10 L at constant pressure?
What is the formula of calamine?
Which among the following pair of elements show highest oxidation state +7 in their different compounds? (Atomic no. Cr = 24, V = 23, Mn = 25, Cl = 17, S = 16)
Which of the following is NOT an intensive property?
What is the packing efficiency of fcc crystal structure?
Identify the formula of compound (B) formed in the following reactions:
(i) Lanthanoids (Ln) burn in oxygen forming compound (A).
(ii) Compound (A) reacts with excess \(\mathrm{CO_2}\) to form compound (B).
The number of possible monohalogen derivatives for the alkyl halide having molecular formula \(\mathrm{C_4H_9X}\) is