Question 1
Which subatomic particle determines the identity of an element?
Correct Answer:
The number of protons
Question 2
An atom of an element has 17 protons, 18 neutrons, and 17 electrons. What is its mass number?
Correct Answer:
35
Question 3
Two atoms are isotopes of each other if they have the same number of which particle but different numbers of another?
Correct Answer:
Same protons, different neutrons
Question 4
What is the ground-state electron configuration of a neutral oxygen atom (Z = 8)?
Correct Answer:
1s2 2s2 2p4
Question 5
According to the Pauli exclusion principle, what is the maximum number of electrons that can occupy a single atomic orbital?
Correct Answer:
2
Question 1
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About this Exam

Prepare with the MTEL Chemistry Practice Questions - MTEL Chemistry (Field 67) Exam practice quiz. This question bank includes 100 questions covering solution, mass, water, equilibrium, and molecular. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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MTEL Chemistry Practice Questions - MTEL Chemistry (Field 67) Exam

This practice set contains 100 questions from the matching question bank and focuses on solution, mass, water, equilibrium, and molecular. 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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