Which of the following does not occur in Free State?
Correct answer: B. Phosphorous
- A. Nitrogen
- B. Phosphorous
- C. Oxygen
- D. Sulphur
Explanation
Phosphorous (P) is a highly reactive nonmetal and does not occur in its free state. It is found in various minerals like phosphate rocks.
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About s-Block and p-Block Elements
The s and p blocks are studied through their valence-shell configurations, periodic trends and characteristic chemical properties. Work covers the reactions of Group I and Group II elements, the behaviour of Group IV elements, and how atomic size, ionization energy, electronegativity and metallic character change across periods and down groups.
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