AP EAMCET201920 Apr 2019Evening ShiftChemistryp Block Elements (Group 15, 16, 17 & 18)Actual
Assertion (A) P ₄ O ₁₀ cannot be used to remove moisture from ammonia gas. Reason (R) P ₄ O ₁₀ reacts with NH ₃ gas. The correct answer is
Options
- ABoth A and (R) are correct and (R) is the correct explanation of (A)
- BBoth A and (R) are correct and (R) is not the correct explanation of (A)
- C(A) is correct but (R) is not correct
- D(A) is not correct but (R) is correct
Correct answer
A. Both A and (R) are correct and (R) is the correct explanation of (A)
Step-by-step solution
P ₄ O ₁₀ can not be used to remove moisture from ammonia gas because it reacts with NH ₃ . 12 NH ₃+ P ₄ O ₁₀+6 H ₂ O 4 ( NH ₄ )₃ PO ₄ Hence, Assertion and Reason both are correct and (R) is the correct explanation of (A).