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Q.

The Molecular formula of potassium nitrate is_________.

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a

KNO3

b

KNO

c

KNO2

d

KNO32

answer is A.

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Detailed Solution

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  • The chemical compound potassium nitrate has a molecular formula KNO3.
  •  It’s an alkali metal nitrate because it is an ionic salt of nitrate ions NO3 and potassium ions.
  • It is found in nature as a mineral called nitre and a nitrogen source. Also, potassium nitrate (KNO3) is one of a group of nitrogen-containing chemicals known as saltpetre. 
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