CUET (UG) entrance exam Question Bank Solutions

The correct IUPAC name of the following compound is:

What is the ratio of mass of an electron to the mass of a proton?

If enthalpies of formation of C₂H₄(g), CO₂(g) and H₂O(l) at 25°C and 1 atm pressure are 52, – 394 and – 286 kJ/mol respectively, the change in ethalpy for combustion of C₂H₄ is equal to

The number of electrons involved in the reduction of one nitrate ion to hydrazine is

The orientation of an atomic orbital is governed by

Catalytic hydrogenation of benzene gives

The standard electrode potentials of four elements A, B, C and D are – 3.05, – 1.66, – 0.40 and + 0.80. The highest chemical reactivity will be exhibited by

IUPAC name of following compound is:

Which of the following statements is not correct?

The IUPAC name of neopentane is

Which of the following is a cross linked polymer?

What is the IUPAC name of the following compound?

The de Broglie wavelength of a car of mass 1000 kg and velocity 36 km/hr is :

AB crystallises in a body centred cubic lattice with edge length' a' equal to 387 pm The distance between two oppositely charged ions in the lattice is:

The unit of ebullioscopic constant is

A solution has been prepared by dissolving 5 g of urea in 95 g of water. What is the mass percentage of urea in the solution?

What is molarity of resulting solution obtained by mixing 8.5 L of 0.5 m urea solution and 500 ml of 2 m urea solution?

What is the normality of 0.3 m H₃Pcl solution?

3.36 M sulphuric acid solution is 29% H₂SO₄ calculate the density of the solution.

Calculated the mole fraction of benzene in a solution containing 30% by mass of its is carbon tetrachloride