NEET (UG) entrance exam Question Bank Solutions for Chemistry

Maximum decarboxylation occurs in:

The right option for the statement “Tyndall effect is exhibited by”, is:

Ethers are different from their corresponding isomeric monohydric alcohols with respect to the ______.

Williamson's synthesis is used for the preparation of an ______.

Choose the INCORRECT statement

Which of the following has the dimension of ML⁰T^–2?

The equilibrium constant for the reaction: \[\ce{N2_{(g)} + O2_{(g)} ⇌ 2NO_{(g)}}\] is 4 × 10^–4 at 2000 K. In presence of a catalyst, the equilibrium is attained ten times faster. Therefore, the equilibrium constant in presence of catalyst of 2000 K is ______.

A 100 g of sample of haemoglobin on analysis was found to contain 0.34% Fe by mass. If each haemoglobin molecule has four Fe²⁺ ions, the molecular mass of haemoglobin is: (Fe = 56 amu)

The metal that forms a self-protecting film of oxide to prevent corrosion is ______

Muddy water can be purified through coagulation using ______.

Which of the following H-bonds is expected to have maximum strength?

The treatment of benzene with iso - butene in the presence of sulphuric acid gives:

In the reaction, \[\ce{2A + dry silver oxide ->[\Delta] ether + 2 AgX}\]. A is a/an ______.

It is found that in 11.2 L at 0°C and 1 atm, of any gaseous compound of 'X', there is never less than 15.5 gm of 'X'. It is also found that 11.2 L of vapours of 'X' at 0°C and 1 atm, weighs 62 gm. The atomicity of 'X' is ______.

Which of the following ether has the highest boiling point?

Choose the INCORRECT statement.

Sodium salts of ______ acid are used as food preservative.

The units of surface tension and viscosity of liquids are respectively ______.

For a sample of perfect gas when its pressure is changed isothermally from P_i to P_f, the entropy change is given by ______.

Choose the INCORRECT statement from the following.