AIPMT 2011 Mains | NEET Year Wise Previous Years Questions

AIPMT 2011 Mains

MCQ (Single Correct Answer)

Which of the following statements is incorrect?

Pure sodium metal dissolves in liquid ammonia to give blue solution.

NaOH reacts with glass to give sodium silicate.

Aluminium reacts with excess NaOH to give Al(OH)₃.

NaHCO₃ on heating gives Na₂CO₃.

AIPMT 2011 Mains

MCQ (Single Correct Answer)

Which of the following oxide is amphoteric?

AIPMT 2011 Mains

MCQ (Single Correct Answer)

The pairs of species of oxygen and their magnetic behaviours are noted below. Which of the following presents the correct description?

$$O_2^ - ,O_2^{2 - }$$ - Both diamagnetic

$$O_2^ + ,{O_2}$$ - Both paramagnetic

O, $$O_{2}^{2-}$$ - Both paramagnetic

$${O^ + },O_2^{2 - }$$ - Both paramagnetic

AIPMT 2011 Mains

MCQ (Single Correct Answer)

Which of the following carbonyls will have the strongest C–O bond ?