AIPMT 2012 Mains | NEET Year Wise Previous Years Questions

AIPMT 2012 Mains

MCQ (Single Correct Answer)

Red precipitate is obtained when ethanol solution of dimethylglyoxime is added to ammoniacal Ni(II). Which of the following statements is not true?

Red complex has a square planar geometry.

Complex has symmetrical H-bonding.

Red complex has a tetrahedral geometry.

Dimethylglyoxime functions as bidenate ligand.

AIPMT 2012 Mains

MCQ (Single Correct Answer)

Low spin complex of d⁶-cation in an octahedral field will have the following energy

$${{ - 12} \over 5}{\Delta _o} + P$$

$${{ - 12} \over 5}{\Delta _o} + 3P$$

$${{ - 2} \over 5}{\Delta _o} + 2P$$

$${{ - 2} \over 5}{\Delta _o} + P$$

AIPMT 2012 Mains

MCQ (Single Correct Answer)

Which of the following exhibits only + 3 oxidation state?

AIPMT 2012 Mains

MCQ (Single Correct Answer)

The catalytic activity of transition metals and their compounds is ascribed mainly to

their magnetic behaviour

their unfilled $$d$$-orbitals

their ability to adopt variable oxidation states

their chemical reactivity