Correct option is B
Ans. (b)
Sol. The chemical symbol for the element
Krypton is
Kr. Krypton is a
noble gas and is found in trace amounts in Earth's atmosphere. It is used in various applications, such as in certain types of
lighting and
lasers.
Explanation of each option:
(a) K – Incorrect.
K is the symbol for
Potassium, not Krypton.
(b) Kr –
Correct answer.
Kr is the chemical symbol for
Krypton.
(c) Ky – Incorrect. This is not the symbol for any known element.
(d) Kn – Incorrect. This is also not a valid symbol for any element.
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