List of top Chemistry Questions asked in MU OET

For the reactions,

The correct decreasing order of basic strength of the following species is

$ CH_3COOH {->[LiAlH_4]} A + CH_3COOH {->[H_3O^+]}B + H_2O$ In the above reactions A and B respectively are

Catalyst $SnCl_{2}/HCl$ is used in

The effective atomic number of $ Cr $ (atomic no. $24$) in $ [Cr(NH_3)_6]Cl_3 $ is

Crystals can be classified into basic crystal habits equal to

Methyl acetate will be obtained by reacting $ C{{H}_{3}}OH $ with

The $ E_{{{M}^{3+}}/M{{n}^{2+}}}^{o} $ values for $ Cr, Mn, Fe $ and $ Co $ are $ -0.41,+1.57,+0.77 $ and $ +1.97\,V $ respectively. For which one of these metals the change in oxidation state from $+ 2$ to $+ 3$ is easiest?

The effective electrophile in aromatic. sulphonation is

One atom of an element weighs $ 1.8\times 10^{-22}g$ . Its atomic mass is

Phenol is heated with $CHCl_{3}$ and alcoholic $KOH$ when salicylaldehyde is produced. This reaction is known as

The mass of helium atom of mass number $4$ is $4.0026$ amu, while that of the neutron and proton are $1.0087$ and $1.0078$ respectively on the same scale. Hence, the nuclear binding energy per nucleon in the helium atom is nearly

If $ X $ is the total number of collisions which a gasmolecule register with others per unit time under particular conditions, then the collision frequency of the gas containing N molecules per unit volume is

The empirical formula of a compound is $CH _{2}$. One mole of this compound has a mass of $42\, g$. Its molecular formula is :

The extraction of which of the following metals involves bessemerisation?

Number of isomers possible for $ {{C}_{4}}{{H}_{8}}O $ is:

${4K2Cr2O7 ->[Heat] 4K2CrO4 + 3O2 + X. }$ In the above reaction X is:

Aluminium reacts with caustic soda to form:

Benzoic acid dissolved in benzene shows a molecular weight of:

The number of neutrons in the element ${ }_{4} Be ^{9}$ is :