Question 1

When barium and chlorine combine,the formula of the product is BaCl3.

Accepted Answer

A) True 
 B)False

Question 2

In a molecule with covalent bonding,________.

Accepted Answer

A) oppositely charged ions are held together by strong electrical attractions 
B) atoms of metals form bonds to atoms of nonmetals 
C) atoms of different metals form bonds 
D) atoms are held together by sharing electrons 
E) atoms of noble gases are held together by attractions between oppositely charged ions 
A) oppositely charged ions are held together by strong electrical attractions 
B) atoms of metals form bonds to atoms of nonmetals 
C) atoms of different metals form bonds 
D) atoms are held together by sharing electrons 
E) atoms of noble gases are held together by attractions between oppositely charged ions

Question 3

Elements in group 2A (2)of the periodic table form ions with a charge of ________.

Accepted Answer

A) 1+ 
B) 1- 
C) 2+ 
D) 3+ 
E) 0 
A) 1+ 
B) 1- 
C) 2+ 
D) 3+ 
E) 0

Question 4

What is the formula of a compound that contains   and   ions?

Accepted Answer

A)      
B)    
C)      
D)      
E)    P 
A)      
B)    
C)      
D)      
E)    P

Question 5

When a cation is formed from a representative element ________.

Accepted Answer

A) electrons are gained and the ion is larger 
B) electrons are gained and the ion is smaller 
C) electrons are lost and the ion is larger 
D) electrons are lost and the ion is smaller 
E) the cation acquires a negative charge 
A) electrons are gained and the ion is larger 
B) electrons are gained and the ion is smaller 
C) electrons are lost and the ion is larger 
D) electrons are lost and the ion is smaller 
E) the cation acquires a negative charge

Question 6

The number of electrons in an ion with 16 protons and an ionic charge of 2- is ________.

Accepted Answer

A) 16 
B) 18 
C) 20 
D) 22 
E) 24 
A) 16 
B) 18 
C) 20 
D) 22 
E) 24

When barium and chlorine combine,the formula of the product is BaCl3.

In a molecule with covalent bonding,________.

Elements in group 2A (2)of the periodic table form ions with a charge of ________.

What is the formula of a compound that contains and ions?

When a cation is formed from a representative element ________.

The number of electrons in an ion with 16 protons and an ionic charge of 2- is ________.

Chemistry in Our Lives

Chemistry and Measurement

Matter and Energy

Atoms and Elements

Nuclear Chemistry

Chemical Quantities and Reactions

Gases

Solutions

Acids and Bases and Equilibrium

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, thiols, ethers, aldehydes, and Ketones

Carbohydrates

Carboxylic Acids, esters, amines, and Amides

Lipids

Amino Acids, proteins, and Enzymes

Nucleic Acids and Protein Synthesis

Metabolic Pathways and Energy Production

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Exam 6: Ionic and Molecular Compounds

When barium and chlorine combine,the formula of the product is BaCl3.

In a molecule with covalent bonding,________.

Elements in group 2A (2)of the periodic table form ions with a charge of ________.

What is the formula of a compound that contains and ions?

When a cation is formed from a representative element ________.

The number of electrons in an ion with 16 protons and an ionic charge of 2- is ________.

Chemistry in Our Lives

Chemistry and Measurement

Matter and Energy

Atoms and Elements

Nuclear Chemistry

Chemical Quantities and Reactions

Gases

Solutions

Acids and Bases and Equilibrium

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, thiols, ethers, aldehydes, and Ketones

Carbohydrates

Carboxylic Acids, esters, amines, and Amides

Lipids

Amino Acids, proteins, and Enzymes

Nucleic Acids and Protein Synthesis

Metabolic Pathways and Energy Production

Filters