The unit of conductance(G) is

Which of the following combinations are correct?

Enzyme	Final product formed
A. Maltase	Glucose
B. Pepsin	Ammonia and \(CO _2\)
C. Urease	Amino acid
D. Zymase	Ethanol and \(CO _2\)
E. Diastase	Glucose

Choose the correct answer from the options given below :

The reaction which involves dichloro carbene as an electrophile is :

In the electrophilic substitution reactions of aniline, the \(- NH _2\) group acts

50 g of ethylene glycol \(C_2H_6O_2\) is mixed with 900 g of water. The freezing point of the solution will be\(\left(K_f\right.\) of water \(\left.=1.86 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1}\right)\)

Match the lanthanoid property given in List-I with lanthanoid ion given in List-II

LIST – I (Lanthanoid property)	LIST – II (lon)
(A) Strong oxidant	(I) \(Lu ^{3+}\)
(B) Strong reducing agent	(II) \(La ^{3+}\)
(C) \([ Xe ] f^{14}\) configuration	(III) \(Ce ^{4+}\)
(D) largest ionic radii	(IV) \(Eu ^{2+}\)

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The reaction shown above is known as

Which biomolecule is an example of fibrous protein?

Two conducting spheres of radii 5 cm and 10 cm are given a charge of 15 \(\mu\)C each. If the two spheres are now joined by a conducting wire, the charge on the smaller sphere will be :

A card is picked up at random from 52 playing cards. Given that the picked card is a queen, then the probability of this card to be a card of spade is:

When blood cells are placed in 1\(\%\) (w/v) \(\text{NaCl}\) aqueous solution :

The electric field and magnetic field of a plane electromagnetic wave propagating in vacuum are expressed as
\(E_x=E_0 \sin (k z-\omega t)\)
\(B_y=B_0 \sin (k z-\omega t)\)
Which of the following statements are correct?
(A). The wave is propagating along the z- direction.
(B). The electric field Ex and magnetic field By are perpendicular to each other and perpendicular to the z direction.
(C) The electric and magnetic fields Ex and By are perpendicular to each other, and parallel to the direction of propagation.
(D) k is related to the wave length À of the wave by the usual equation \(k = A / 2 Tt\)
Choose the correct answer from the options given below:

The conductivity of a 0.001 \(\mathrm{mol} \mathrm{L}^{-1}\) solution of a weak monobasic acid is \(4.0 \times 10^{-5} \mathrm{~S} \mathrm{~cm}^{-1}\). Calculate its dissociation constant if \(\Lambda_m^{\circ}\) for the weak acid is \(400.0 \mathrm{~S} \mathrm{~cm}^2 \mathrm{~mol}^{-1}\).