The p-Block Ele...

The electronic configuration of few elements is given below. Mark the statement which is not correct about these elements.
(i) $$1s^{2} 2s^{2} 2p^{6} 3s^{1}$$
(ii) $$1s^{2} 2s^{2} 2p^{5}$$
(iii) $$1s^{2}2s^{2}2p^{6}$$
(iv) $$1s^{2}2s^{2}2p^{3}$$

The electronic configuration of four atoms are given in brackets:
L : ($$1s^2\,2s^2\,2p^1$$);                    M : ($$1s^2\,2s^2\,2p^5$$);

Which among the group-$$15$$ elements does not exists as tetra atomic molecule?

Which of the following gases cannot be kept in a glass bottle because it chemically reacts with glass?

Which compound is prepared by the following reaction?
Xe +$$F_{2}$$ (2:1 volume ratio)$$\overset{Ni}\rightarrow$$at 673 K

Xenon has closed shell configuration but is known to give compounds with fluorine because:

The structure of white phosphorus is:

The halogen that is most easily reduced is:

In the preparation of $$HNO_{3}$$, we get NO gas by catalytic oxidation of ammonia. The moles of NO produced by the oxidation of two moles of $$NH_{3}$$ will be :

Which of the following statements is wrong?