Question

What is the symbol used to designate the element potassium?
A. P
B. K
C. Po
D. Pa
E. Na

Answer 1

Hint: One symbol among the options is used to designate the element phosphorus, one is used to designate the element polonium, one is used to designate the element protactinium, one is used to designate the element sodium and one of them is potassium.

Complete step by step answer:
The name potassium is derived from the English word known as potash. The chemical symbol K arises from kalium, which is the Mediaeval Latin for potash, which may have derived from the Arabic word known as qali, which means alkali. Potassium is soft in nature, silvery-white metal colour, member of the alkali group of the periodic chart.
The symbol K of the following options is used to designate the element potassium.
The symbol P of the following options is used to designate the element phosphorous.
The symbol Po of the following options is used to designate the element polonium.
The symbol Pa of the following options is used to designate the element protactinium.
The symbol Na of the following options is used to designate the element sodium.

Hence, Option B is correct.

Additional information:
The one of the most important compounds of potassium in industry is potassium chloride.
Potassium chloride is also found as potash, which is generally used as a fertilizer. Some of the precious minerals of potassium are sylvite, carnallite, and polyhalite.
Potassium is a mineral that plays many major roles in the body. Food sources of potassium consists of fruits, cereals, beans, milk, and vegetables. Potassium is one of the most commonly used for curing and avoiding low potassium levels, treating high blood pressure, and preventing stroke.

Note:
 Observe the hint and relate the following options as the chemical symbol K arises from kalium, which is the mediaeval latin word.