Ch.2 - Atoms & ElementsWorksheetSee all chapters
All Chapters
Ch.1 - Intro to General Chemistry
Ch.2 - Atoms & Elements
Ch.3 - Chemical Reactions
BONUS: Lab Techniques and Procedures
BONUS: Mathematical Operations and Functions
Ch.4 - Chemical Quantities & Aqueous Reactions
Ch.5 - Gases
Ch.6 - Thermochemistry
Ch.7 - Quantum Mechanics
Ch.8 - Periodic Properties of the Elements
Ch.9 - Bonding & Molecular Structure
Ch.10 - Molecular Shapes & Valence Bond Theory
Ch.11 - Liquids, Solids & Intermolecular Forces
Ch.12 - Solutions
Ch.13 - Chemical Kinetics
Ch.14 - Chemical Equilibrium
Ch.15 - Acid and Base Equilibrium
Ch.16 - Aqueous Equilibrium
Ch. 17 - Chemical Thermodynamics
Ch.18 - Electrochemistry
Ch.19 - Nuclear Chemistry
Ch.20 - Organic Chemistry
Ch.22 - Chemistry of the Nonmetals
Ch.23 - Transition Metals and Coordination Compounds

Which of the following forms cations that can have different charges? 

a. lead 

b. cobalt 

c. Cr 

d. Ce 

e. all of the above

Which among the following elements does not exist as a diatomic molecule in nature? 

a. hydrogen 

b. nitrogen 

c. fluorine 

d. neon 

e. none of these 

What is the charge on the radium ion? 

a. 1+ 

b. 2+ 

c. 3+ 

d. 1- 

e. 2-

What is the correct formula of a compound that contains three sulfide ions and two aluminum ions? 

a. S3Al2 

b. S2Al3 

c. Al2S3 

d. Al3S2 

e. none of the above

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