University of Jos

CHM 102

Practice 852+ past questions for CHM 102 at University of Jos. Organized by topic with explanations. Free preview on Testwiz.

852+ questions98 topics100 LevelTheory questionsTopic summaries

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About CHM 102 at University of Jos

CHM 102 is a 100 Level course at University of Jos. Students preparing for CHM 102 exams on Testwiz get 852+ practice questions across 98 topics, including theory questions and topic summaries.

Instead of cramming the night before, students who practice by topic — Introductory Reaction Mechanism and Curly Arrows, Hydrolysis of Aluminum and Beryllium Carbides, Physical Properties of Alkanes, and more — build real familiarity with how University of Jos tests CHM 102, catch weak spots early with Testwiz's analytics, and walk into the exam with actual reps under their belt.

Topics covered

Introductory Reaction Mechanism and Curly ArrowsHydrolysis of Aluminum and Beryllium CarbidesPhysical Properties of AlkanesChemical Properties of Alkanes: Combustion and SubstitutionPreparation of Ethane from Various MethodsUses of EthaneAlkenes: Structure, Hybridization, and IsomerismLaboratory Preparation of AlkenesPreparation of Methanal from Methanol and MethanePhysical and Chemical Properties of MethanalChemical Properties of AlkenesAlkanes+86 more

Sample questions

1. Which of the following BEST describes the role of a curly arrow in a reaction mechanism?

a.It shows the equilibrium position between two resonance structures.

b.It indicates the direction of the overall reaction from reactants to products.

c.It represents the movement of a pair of electrons from a filled orbital into an empty orbital.

d.It represents the movement of a single electron from a filled orbital to an empty orbital.

2. The hydrolysis of aluminum carbide, \(Al_4C_3\), with water produces which of the following as the primary organic product?

a.Propyne

b.Methane

c.Ethene

d.Ethane

3. Which of the following statements about the physical properties of alkanes is TRUE?

a.They are generally less dense than water.

b.They are strong electrolytes in aqueous solution.

c.Their boiling points decrease as the number of carbon atoms increases.

d.They are highly soluble in water due to their polarity.

4. In the complete combustion of ethane, what is the mole ratio of carbon dioxide produced to water produced?

a.1:2

b.2:3

c.1:1

d.3:2

5. Which of the following methods is a common laboratory preparation for ethane?

a.Hydrogenation of ethene using a nickel catalyst

b.Dehydration of ethanol with concentrated sulfuric acid at 170°C

c.Reaction of sodium ethanoate with soda lime

d.Dehydrohalogenation of 1,2-dichloroethane with alcoholic KOH

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Testwiz has 852+ CHM 102 practice questions for University of Jos, organized across 98 topics, including theory questions. Sign up free to start practicing.

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CHM 102 on Testwiz covers Introductory Reaction Mechanism and Curly Arrows, Hydrolysis of Aluminum and Beryllium Carbides, Physical Properties of Alkanes, and more. Practice on Testwiz to see the full topic breakdown and sample questions.