Questions

....... is the property of attracting electrons by the halogen atoms in a molecule

A solution contains 33 g of common salt in 320 g of water. Calculate the concentration in terms of mass, by mass percentage of the solution.

The biogas used for cooking is a mixture of which of the following ?

In the following question, out of the four alternatives, select the word opposite in meaning to the word given.
Waggish

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate
it by selecting the appropriate option.

Mangoes do not ___________ all at the same time. Hence, they are not plucked on the same day.

Rama Setu is located in which of the following?

Asterias (Star fish), Echinus (Sea urchin), Antedon (Sea Lily) are all examples of which Phylum?

In the following question, four words are given out of which one word is incorrectly spelt. Find the incorrectly spelt word.