Which one of the following is not comes under Concurrent

In the synthesis of aspirin (acetylsalicylic acid) from salicylic acid, which reagent is used?

Choose the wrong statement

The Boiling Point of a liquid varies with the variation in…………...?

Who proposed the 'Law of Octaves' in the periodic classification of elements?

What is heavy water?

Alkali metals have ______.

I. low melting points

II. low densities

Which of the following relation is correct?

What is the simplest hydrocarbon?

What is the common characteristic of elements in the same group of the periodic table?

When cathode rays strike a target of high atomic weight, they give rise to: