General Chemistry 1 Mock Exam 1 Mock Exam 1
Federal University of Technology Akure
This General Chemistry 1 (CHE 101) Mock Exam for 100-level students at the Federal University of Technology Akure (FUTA) provides a realistic simulation of your upcoming first-semester examination. Designed to test your foundational knowledge, it covers critical topics such as the principles of balancing chemical equations, understanding the mole concept, applying mole fractions and partial pressures, and accurately determining empirical and molecular formulae. With a duration of 68 minutes, this mock exam helps you practice time management and identify areas needing further study.
About This Exam
This General Chemistry 1 (CHE 101) Mock Exam for 100-level students at the Federal University of Technology Akure (FUTA) provides a realistic simulation of your upcoming first-semester examination. Designed to test your foundational knowledge, it covers critical topics such as the principles of balancing chemical equations, understanding the mole concept, applying mole fractions and partial pressures, and accurately determining empirical and molecular formulae. With a duration of 68 minutes, this mock exam helps you practice time management and identify areas needing further study.
Topics Covered
Exam Structure
- Question Formatmcq
- Total Questions45
- Estimated Duration68 minutes
- Difficulty LevelMedium
Learning Objectives
- •Understand the definition and components of chemical equations.
Prerequisites
Students should have a solid understanding of basic high school chemistry concepts, including atomic structure, chemical bonding, basic stoichiometry, and fundamental mathematical skills for calculations.
Sample Questions
Get a taste of what to expect in the full exam.
Which of the following is NOT a method for balancing chemical equations?
Try and error method
Simultaneous method
Substitution method
Inspection method
What is the mathematical expression for calculating the mole fraction of component A in a mixture?
A compound has the empirical formula . If its molecular mass is 180 g/mol, what is its molecular formula?
A compound contains 40.2% Calcium, 26.5% Chromium, and the rest is Oxygen. What is the percentage composition of Oxygen in this compound? (Atomic masses: Ca = 40, Cr = 52, O = 16)
33.3%
50.0%
66.7%
75.0%
A compound has the following composition: 82.6% carbon and 17.4% hydrogen. What is the empirical formula?
Balance the following equation using the try and error method:
What is the empirical formula of glucose, ?
What is the primary assumption made when using Dalton's Law of Partial Pressures?
The gases are non-ideal.
The gases are highly reactive.
The gases are ideal.
The temperature is absolute zero.
A container holds a mixture of hydrogen () and helium () at a total pressure of 2.0 atm. If the partial pressure of hydrogen is 0.8 atm, what is the mole fraction of helium?
0.2
0.4
0.6
0.8
What information is essential to determine the empirical formula of a compound?
The molecular mass of the compound.
The percentage composition by mass of each element.
The number of atoms of each element.
The volume of the compound.
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How to Prepare
Key Preparation Tips
- Review the definitions of chemical equations, reactants, and products thoroughly.
Mistakes to Avoid
- •**Incorrect Balancing**: Failing to ensure all atoms are balanced on both sides of the equation, or balancing only some elements.
Success Criteria
A strong performance on this mock exam (e.g., scoring 70% or higher) indicates a solid grasp of fundamental General Chemistry 1 concepts, proficiency in chemical calculations, and readiness for the actual university examination.
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