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CAPE Chemistry Unit 1 Practice Questions - CAPE Chemistry Unit 1 (Caribbean Examinations Council, CXC) Exam

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About this Exam

Prepare with the CAPE Chemistry Unit 1 Practice Questions - CAPE Chemistry Unit 1 (Caribbean Examinations Council, CXC) Exam practice quiz. This question bank includes 100 questions covering reaction, acid, solution, change, and equilibrium. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

Sample Questions

Question 1
How many protons, neutrons and electrons are present in a neutral atom of the isotope written as ⁴⁰₂₀Ca?
20 protons, 20 neutrons, 20 electrons
20 protons, 40 neutrons, 20 electrons
40 protons, 20 neutrons, 40 electrons
20 protons, 20 neutrons, 18 electrons
Question 2
What is the ground-state electron configuration of a chromium atom (Z = 24)?
1s² 2s² 2p⁶ 3s² 3p⁶ 3d⁴ 4s²
1s² 2s² 2p⁶ 3s² 3p⁶ 3d⁵ 4s¹
1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 4p⁴
1s² 2s² 2p⁶ 3s² 3p⁶ 3d⁶
Question 3
Which statement best explains why the first ionisation energy of aluminium is lower than that of magnesium?
Aluminium has a smaller nuclear charge than magnesium
The outer electron removed from aluminium is in a 3p orbital, which is higher in energy than the 3s orbital of magnesium
Aluminium has a complete outer shell
Magnesium has more shielding than aluminium
Question 4
Which type of bonding holds the particles together in solid sodium chloride?
Covalent bonding
Metallic bonding
Ionic bonding
Hydrogen bonding
Question 5
According to VSEPR theory, what is the shape of a molecule of ammonia, NH₃?
Trigonal planar
Trigonal pyramidal
Tetrahedral
Bent

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Additional Information

CAPE Chemistry Unit 1 Practice Questions - CAPE Chemistry Unit 1 (Caribbean Examinations Council, CXC) Exam

This practice set contains 100 questions from the matching question bank and focuses on reaction, acid, solution, change, and equilibrium. 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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Frequently Asked Questions

This quiz contains a total of 100 practice questions carefully selected to test your knowledge on this subject.
Yes, you will have exactly 0 minutes to complete the exam. A countdown timer will be visible once you start.
Yes, you can retake this practice test as many times as you need. The questions and options may be randomized on subsequent attempts to ensure comprehensive learning.

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