d and f BLOCK ELEMENTS MCQ Quiz: GKFix - Bridge of Knowledge - Page 469

Question 2341

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Which of the following best describes the Aufbau principle?

Electrons fill orbitals starting with the lowest energy orbital available.
Electrons must have opposite spins in the same orbital.
No two electrons can have the same set of four quantum numbers.
Electrons prefer to occupy separate orbitals with parallel spins.

Question 2342

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What is the maximum number of electrons that can be accommodated in the 'f' subshell?

6
10
14
18

Question 2343

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Which of the following is a characteristic of the d-block elements (transition metals)?

They have low melting points.
They readily form colorless compounds.
They often exhibit variable oxidation states.
They are generally unreactive.

Question 2344

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Which of the following quantum numbers determines the orientation of an orbital in space?

Principal quantum number (n)
Azimuthal quantum number (l)
Magnetic quantum number (ml)
Spin quantum number (ms)

Question 2345

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Which of the following quantum numbers determines the shape of an orbital?

Principal quantum number (n)
Azimuthal quantum number (l)
Magnetic quantum number (ml)
Spin quantum number (ms)