Question

Which of the following statement is / are correct?

• A. White phosphorus is unstable while red phosphorus is stable
• B. White phosphorus glows in the dark while red phosphorus does not glow
• C. White phosphorus and red phosphorus are odourless
• D. White phosphorus is brittle while red phosphorus is softy waxy

Answer 1

Answer: (A), (B)

The correct options are
A White phosphorus is unstable while red phosphorus is stable
B White phosphorus glows in the dark while red phosphorus does not glow

Option (A) and (B) are correct.

(A): White phosphorus is unstable while red phosphorus is stable.

(B): White phosphorus glows in the dark while red phosphorus does not glow.

(C): White phosphorus has garlic like odour while red phosphorus is odourless.

(D): White phosphorus is soft waxy solid and can be easily cut with a knife while red phosphorus is brittle,hard and crystalline solid.