The hybridisation of \(NCl_3\) and \(PCl_3\) are respectively :

Which of the following compound shows optical isomerism ?

Identify " \(Y\) " in the following reaction:

Reaction :
Benzene \(\xrightarrow[\text { Anhyd. } AlCl l _{ s } / CuCl ]{ CO _{ Cl } HCl } X\)
\(X\) in above reaction is

Which of the following is not a Chelating ligand?

The process used for the conversion of sugar into Ethanol is :

Hoffmann bromamide degradation method is used for preparation of

The magnetic flux \(\Phi\), linked with a coil of resistance 5 \(\Omega\) varies with time as \(\Phi = (5t^2 - 4t + 1)\text{Wb}\). The current induced in the coil at 0.2 s is :

If X, Y, Z, W \& P are matrices of order 2 × n, 3 × k, 2 × p, n × 3 and p × k respectively. The restrictions on n,k \& p so that PY + WY be defined are:

Read the passage carefully and answer the Questions
The term vitamin was coined from the word vital +amine since the earlier identified compounds had amino groups.Later work showed that most of them didn't contain amino groups, so the letter "e" was dropped and ther term vitamin is used these days.
Vitamins are classified into two groups depending upon their solubility in water or fat. Fat soluble vitamins are soluble in fat and oils but insoluble in water. They are stored in liver and adipose (fat storing) tissues. Water-soluble vitamins are soluble in water. They must be supplied regularly in the diet as they are readily excreated in urine.
What is Xerophthalmia disease?

When a convex lens of glass is immersed in water, its power will

The equation of the plane which passes through the point (3, 2, -1) and is perpendicular to the line with direction ratios 2, 1, 2 is:

Total internal reflection can take place only, if