PRACTICE 50 QUESTIONS
WITH CORRECT AND
VERIFIED ANSWERS
, CHM 130 – FINAL EXAM PRACTICE 50 QUESTIONS WITH
CORRECT AND VERIFIED ANSWERS
1. State Le Chatelier’s Principle.
Answer: A system at equilibrium shifts in a direction that relieves stress when
disturbed.
2. In an endothermic reaction, energy is absorbed in which direction?
Answer: Forward direction.
3. For A + B ■ C + D + Heat, adding heat shifts equilibrium which way?
Answer: Left (toward reactants).
4. Adding reactant shifts equilibrium which direction?
Answer: Forward (right) to consume added reactant.
5. What type of bonds do alkanes contain?
Answer: Single (sigma) bonds only.
6. Hybridization of alkane carbon?
Answer: sp3.
7. Define saturated hydrocarbon.
Answer: Hydrocarbon with only single bonds.
8. Define unsaturated hydrocarbon.
Answer: Hydrocarbon with one or more double or triple bonds.
9. Highest boiling: propane, hexane, butane, octane?
Answer: Octane.
10. Functional group of alcohols?
Answer: Hydroxyl (-OH).
11. Define primary alcohol.
Answer: OH attached to carbon bonded to one other carbon.
12. Define secondary alcohol.
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