AIPMT 2012 Prelims | Chemical Bonding and Molecular Structure Question 72 | Chemistry

AIPMT 2012 Prelims

MCQ (Single Correct Answer)

-1

Which of the following species contains three bond pairs and one lone pair arround the central atom ?

H₂O

BF₃

NH₂^$$-$$

PCl₃

AIPMT 2011 Mains

MCQ (Single Correct Answer)

-1

Which of the following structures is the most preferred and hence of lowest energy for SO₃?

AIPMT 2011 Mains

MCQ (Single Correct Answer)

-1

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 Prelims

MCQ (Single Correct Answer)

-1

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

O$$_2^ - $$, O$$_2^{2 - }$$ - Both diamagnetic

O⁺, O$$_2^{2 - }$$ - Both paramagnetic

O$$_2^{ + }$$, O₂ - Both paramagnetic

O, O$$_2^{2 - }$$ - Both paramagnetic

NEET Subjects

Biology

Botany

Zoology