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

Identify product A in the following reaction:

\[\ce{Acetyl chloride + Dibenzylcadmium -> A}\]

Which of the following does NOT give carbylamine test?

The oxidation number of phosphorous in Ba(H₂PO₂)₂ is ______.

Chromyl chloride converts methyl group to a chromium complex, which on acid hydrolysis gives corresponding aldehyde. This reaction is called ____________.

Which of the following alcohols is NOT prepared by reduction of carbonyl compounds?

Identify the product obtained when phenol is treated with bromine water?

What is the oxidation number of Cr in K₂Cr₂O₇?

What is the oxidation state of chlorine atom in perchloric acid?

Which of the following reactions does NOT yield an amine?

If 300 mL of a gas at 26.85°C is cooled to 6.85°C at constant pressure. What will be the final volume of gas?

An element crystallizes in fee lattice with cell edge 250 pm. Calculate the density of an element. (At. Mass = 90.3)

Identify the compound having highest boiling point from the following?

Xenon crystallizes in fee lattice and the edge length of unit cell is 620 pm. What is the radius of Xe atom?

Identify the role of PDC from the following.

Identify the product X in the following reaction.

\[\ce{Phenol ->[Na2Cr2O7][H2SO4] X}\]

The edge length of bcc type of unit cell of metal is 5 Å. What is the radius of metal atom if it's density is 2 glee?

Henry's law is a relation between ______.

How many gram of water is decomposed by 429 kJ of heat if heat of decomposition of water is 286 kJ mol^-1?

If \[\ce{C_{(s)} + O_{2(g)} -> CO_{2(g)}}\], ΔH = - 396 kJ mol^-1, calculate heat liberated during formation of 0.154 kg of CO₂.

The molar heat capacity of water at constant pressure is 75 JK⁻¹ mol⁻¹. When 1 kJ of heat is supplied to 100 g of water, which is free to expand, the increase in temperature of the water is ______.