Question

Which of the following holds true for hydrogen to be called as element?
(i) It can be decomposed into simpler substances by chemical means.
(ii) It consists of only one kind of atoms.
(iii) It consists of different type of atoms.
(iv) It cannot be decomposed into simpler substances by chemical means.
(a) (i) and (iv) only
(b) (ii) and (iv) only
(c) (iii) only
(d) (iv) only

Answer 1

B. 2&4 statements are correct

Answer 2

Answer:

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