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

Which of the following carboxylic acids is a tricarboxylic acid?

Average rate of reaction for the following reaction.

\[\ce{2SO2 (g) + O2(g) -> 2SO3 (g)}\] is written as ______.

KO₂ (potassium superoxide) is used in oxygen cylinders in space and submarines because it ______.

The brown ring complex is formulated as [Fe(H₂O)₅NO]SO₄. The oxidation number of iron is ______.

The polymer used in making handles of cookers and frying pans is ______.

The electric cookers have a coating that protects them against fire. The coating is made of ______.

Which of the following bicarbonates does not exist as a solid?

The polymer used in making synthetic hair wigs is made up of ______.

Which among the following carboxylic acids is strongest acid?

What is the number of \[\ce{-COOH}\] groups present in Phthalic acid?

For the reaction,

\[\ce{2NO(g) + O2(g) -> 2NO2(g) ->[d(NO2)][dt] = 0.052 mol dm^{-3} s^{-1}}\]

Calculate rate of consumption of NO (g).

Which among the following elements of group-2 exhibits anomalous properties?

Identity semisynthetic polymer from following.

Which elements is obtained in the pure form by the van Arkel method?

Which among the group-15 elements does not exist as tetra atomic molecule?

Lactic acid and glycollic acid are the monomers used for the preparation of the polymer.

Which of the following is most soluble in water?

The element of group 2, which forms an amphoteric oxide and a water soluble sulphate is ______.

Identify X and Y respectively in the given reaction.

\[\ce{CH3CN ->[PhMgBr][H2O] X ->[CH3MgCl][H2O/H+] Y}\]

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