Questions

What  is  the  number  of  atoms  in  46  g  of sodium-23 (N = Avogadro constant)?

Which of the following elements has the lowest melting point?

Which of the following represents an ion?

Which of the following carries oxygen to various parts of human body?

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

 In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word.

Temporal

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

To show approval or praise by clapping.

In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word.

Chaste