Question 1
Which observation could the Bohr model of the atom not explain, requiring the development of quantum mechanics?
Correct Answer:
Fine structure (splitting) of spectral lines and spectra of atoms with more than one electron
Question 2
The four quantum numbers n, l, ml and ms describe an electron in an atom. Which quantum number determines the shape of an orbital?
Correct Answer:
l
Question 3
How many orbitals are present in the d subshell of any atom?
Correct Answer:
5
Question 4
According to Hund's rule, electrons in a 2p subshell occupy orbitals so that:
Correct Answer:
they singly occupy each orbital with parallel spins before pairing
Question 5
Which electron configuration represents a chromium atom (Z = 24) in its ground state?
Correct Answer:
[Ar] 3d5 4s1
Question 1
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Prepare with the Advanced Higher Chemistry Practice Questions - Scottish Advanced Higher Chemistry (C813 77) Exam practice quiz. This question bank includes 100 questions covering reaction, atom, rate, quantum, and orbitals. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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Advanced Higher Chemistry Practice Questions - Scottish Advanced Higher Chemistry (C813 77) Exam

This practice set contains 100 questions from the matching question bank and focuses on reaction, atom, rate, quantum, and orbitals. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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