MAH-MHT CET (PCM/PCB) entrance exam Question Bank Solutions for Chemistry

How much \[\ce{BaCl2 * 2H2O}\] and pure water are to be mixed to prepare 50 g of 12.0% (by mass) BaCl₂ solution?

The bond line structure of crotonyl alcohol is ______.

Which among the following compounds has highest melting point?

The decreasing order of the rate of nitration of benzene (I), C₆D₆ (II), nitrobenzene (III), chlorobenzene (IV) is ______.

The 'green' chemical used in household cleaners to remove stains and also a favourite dressing on salads is ______.

Vitamin B₆ is known as ______.

Substance used for the preservation of coloured fruit juices is ______.

What is the relation between `("d"["H"_2])/"dt" and ("d"["NH"_3])/"dt"`?

The most abundant molecule in cell is ______.

The elementary reaction \[\ce{O3_{(g)} + O_{(g)} -> 2O2_{(g)}}\] is ______.

Order of reaction for which unit of rate constant is mol dm^–3 s^–1 is _______.

Which of the following type of carbohydrates cannot be hydrolyzed?

Which of the following monosaccharides is a tetrose sugar?

______ is the prosthetic group of glycoproteins.

Which of the following group 16 element is present in copper pyrites and zinc blende?

The number of moles of methyl bromide required to convert ethanamine to N, N-dimethylethanamine is ____________.

Molar conductance of BaCl₂, H2SO₄ and HCl at infinite dilution are X₁, X₂ and X₃ respectively. Molar conductance of BaSO₄ at infinite dilution is ____________.

If partial pressure of oxygen at 50°C is 0.14 atm, the concentration of dissolved oxygen at 50°C under pressure of one atmosphere is ______.

(Henry's law constant for oxygen = 1.3 × 10⁻³ mol dm⁻³ atm⁻¹)

____________ can be categorised as a green solvent.

In a hypothetical reaction,

\[\ce{2A + B -> Products}\]. Rate = k [A]² [B]

Molar concentration of 'B' is kept constant and molar concentration of 'A' is tripled, then the rate of reaction will ____________.