Question 1
What does the atomic number of an element represent?
Correct Answer:
Number of protons in the nucleus
Question 2
Isotopes of the same element differ in their number of:
Correct Answer:
Neutrons
Question 3
Across a period from left to right, atomic radius generally:
Correct Answer:
Decreases
Question 4
Which property generally increases down a group in the periodic table?
Correct Answer:
Atomic radius
Question 5
The electron configuration 1s² 2s² 2p⁶ 3s² 3p⁴ corresponds to which element?
Correct Answer:
Sulfur
Question 1
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About this Exam

Prepare with the Chemistry License (STT) Practice Questions - Saudi Specialized Professional License Test - Chemistry (ETEC Qiyas) Exam practice quiz. This question bank includes 100 questions covering reaction, solution, number, element, and mass. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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Chemistry License (STT) Practice Questions - Saudi Specialized Professional License Test - Chemistry (ETEC Qiyas) Exam

This practice set contains 100 questions from the matching question bank and focuses on reaction, solution, number, element, and mass. 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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