# AIIMS MBBS Entrance Test 2019 Chemistry Paper with Answer & Solutions 25 May First Shift Part 5

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Q-73: The vapour pressure of pure and respectively. The weight of and are respectively and. The vapour pressure of solution will be

Options:

(1)

(2)

(3)

(4)

Answer: (3)

Solution:

Q-74: If for than find out the wave length

Options:

(1)

(2)

(3)

(4)

Answer: (1)

Solution:

Q-75: Second group anion reacts with

Options:

(1)

(2)

(3)

(4)

Answer: (2)

Solution:

Is group reagent for group

Q-76: Correct order of bond dissociation energy

Options:

(1)

(2)

(3)

(4)

Answer: (4)

Solution:

Bond dissociation energy order

Q-77: When reacts with excess of sulphate then he obtained species having charge & geometry respectively:

Options:

(1), Linear

(2), tetrahedral

(3), square planer

(4), square planar

Answer: (1)

Solution:

Coordination number of is so it has sp hybridization and has linear shape