List of top Chemistry Questions asked in MHT CET

What type of information is collected using scanning electron microscopy?

Identify the product A obtained in the following reaction.
Phenol + Conc. Nitric acid $\xrightarrow{\text{Conc. } H_2SO_4}$ A

Identify the element having general electronic configuration $ns^{2}np^{4}$ from following.

What type of reaction is the formation of aldol from aldehyde?

Identify homopolymer from following.

What is the mass in gram of 1 atom of an element if its atomic mass is 10 u?

Identify the chiral molecule from following.

Solubility of a salt $A_{2}B_{3}$ is $1\times10^{-3}\text{ mol dm}^{-3}$. What is the value of its solubility product?

Which of the following concentration terms depends on temperature?

What is the number of moles of water molecules required to prepare n moles of methane from n moles of methyl magnesium iodide?

The rate for reaction A + B $\rightarrow$ product, is $1.8\times10^{-2}\text{ mol dm}^{-3}\text{s}^{-1}$. Calculate the rate constant if the reaction is second order in A and first order in B. $([A]=0.2\text{ M}; [B]=0.1\text{ M})$

What is the oxidation state of carbon in $CaC_{2}$ and $K_{2}C_{2}O_{4}$ respectively?

Calculate the value of $\Delta G$ for following reaction at 300 K.
$H_{2}O_{(s)}\longrightarrow H_{2}O_{(l)}$
$(\Delta H=7\text{ kJ}, \Delta S=24.8\text{ J K}^{-1})$

Which of the following metals is used as catalyst in manufacture of sulphuric acid by contact process?

Find the value of spin only magnetic moment for chromium cation in +2 state.

Calculate the wavenumber of the photon emitted during transition from the orbit of $n=2$ to $n=1$ in hydrogen atom. [ $R_{H}=109677\text{ cm}^{-1}$]

Which of the following is a secondary benzylic alcohol?

An ideal gas expands by performing 200 J of work, during this internal energy increases by 432 J. What is enthalpy change?

Identify the gas produced due to reduction of $NH_{4}^{+}$ ions at cathode during working of dry cell.

What is the number of unit cells when one mole atom of a metal that forms simple cubic structure?

Identify the product 'B' in following reaction.
$\text{Ethyl phenyl ketone} \xrightarrow{H_2N-NH_2} A \xrightarrow{KOH, HO-(CH_2)_2-OH} B$

Which salt from following forms aqueous solution having pH less than 7?

Calculate the amount of reactant in percent that remains after 60 minutes involved in first order reaction. ($k=0.02303\text{ minute}^{-1}$)

Which of the following amines undergoes acylation reaction?

Identify neutral ligand from following.