Question 1

A potassium atom gains electrons to form an ion with a charge of 1-.

Accepted Answer

A) True 
 B)False  False

Question 2

A nonpolar molecule can have polar bonds.

Accepted Answer

A) True 
 B)False  True

Question 3

The ammonia molecule (NH3)is ________.

Accepted Answer

A) a polar molecule with polar bonds 
B) a nonpolar molecule with polar bonds 
C) a nonpolar molecule with nonpolar bonds 
D) a polar molecule with nonpolar bonds 
E) a polar molecule with ionic bonds 
A) a polar molecule with polar bonds 
B) a nonpolar molecule with polar bonds 
C) a nonpolar molecule with nonpolar bonds 
D) a polar molecule with nonpolar bonds 
E) a polar molecule with ionic bonds A

Question 4

The formula for hydroxide is OH-.

Accepted Answer

A) True 
 B)False

Question 5

The formula of the compound boron trifluoride is BF3.

Accepted Answer

A) True 
 B)False

Question 6

Molecular compounds are formed from ions.

Accepted Answer

A) True 
 B)False

Question 7

The strongest attractive forces between molecules of Cl2 are dispersion forces.

Accepted Answer

A) True 
 B)False

Question 8

Sodium is more electronegative than chlorine.

Accepted Answer

A) True 
 B)False

Question 9

What is the formula of the nitride ion?

Accepted Answer

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

Question 10

When calcium and oxygen combine,the formula of the product is CaO.

Accepted Answer

A) True 
 B)False

Question 11

The shape of the water molecule (H2O)is ________.

Accepted Answer

A) linear 
B) tetrahedral 
C) trigonal pyramidal 
D) bent 
E) trigonal planar 
A) linear 
B) tetrahedral 
C) trigonal pyramidal 
D) bent 
E) trigonal planar

Question 12

Which of the following polyatomic ions has a positive charge?

Accepted Answer

A) hydroxide 
B) cyanide 
C) hydrogen carbonate 
D) ammonium 
E) nitrate 
A) hydroxide 
B) cyanide 
C) hydrogen carbonate 
D) ammonium 
E) nitrate

Question 13

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 14

The main type of attractive forces between molecules of carbon tetrabromide (CBr4)are ________.

Accepted Answer

A) ionic bonds 
B) hydrogen bonds 
C) polar covalent 
D) dipole-dipole attractions 
E) dispersion forces 
A) ionic bonds 
B) hydrogen bonds 
C) polar covalent 
D) dipole-dipole attractions 
E) dispersion forces

Question 15

Match between columns
                        Premises: magnesium sulfite
magnesium hydrogen sulfate
magnesium sulfide
magnesium sulfate
magnesium hydrogen sulfite

Accepted Answer

The Answer of 11ea71d0_de36_7b83_91e5_7946f622d882_TB6077_11 and 11ea71d0_de36_7b81_91e5_1b41faaca490_TB6077_11 11ea71d0_de36_7b82_91e5_3b212951cc9f_TB6077_11 and 11ea71d0_de36_7b80_91e5_d507bd0037c5_TB6077_11 and is...

Question 16

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

Accepted Answer

A) True 
 B)False

Question 17

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

Question 18

To form an ion,a sodium atom ________.

Accepted Answer

A) gains one electron 
B) gains two electrons 
C) loses seven electrons 
D) loses one electron 
E) loses two electrons 
A) gains one electron 
B) gains two electrons 
C) loses seven electrons 
D) loses one electron 
E) loses two electrons

Question 19

Match between columns
                        Premises: 11ea71d0_de36_0649_91e5_7168c9e2bf6c_TB6077_11
11ea71d0_de35_df36_91e5_cfc5c873c8d7_TB6077_11
11ea71d0_de36_2d5d_91e5_d315a106edd9_TB6077_11
11ea71d0_de36_064a_91e5_b3b451320281_TB6077_11
11ea71d0_de35_df35_91e5_cd75434155f6_TB6077_11
11ea71d0_de36_2d5c_91e5_db6a2fb7b0d5_TB6077_11
11ea71d0_de36_0647_91e5_cbf5370f9336_TB6077_11
11ea71d0_de36_2d5b_91e5_073f1c03d9a0_TB6077_11
11ea71d0_de36_0648_91e5_5f8f7f2f5ff5_TB6077_11

Accepted Answer

The Answer of phosphate and carbonite and oxide and nitrate is...

Question 20

How many electrons will aluminum gain or lose when it forms an ion?

Accepted Answer

A) lose 1 
B) gain 5 
C) lose 2 
D) lose 3 
E) gain 1 
A) lose 1 
B) gain 5 
C) lose 2 
D) lose 3 
E) gain 1

A potassium atom gains electrons to form an ion with a charge of 1-.

A nonpolar molecule can have polar bonds.

The ammonia molecule (NH₃)is ________.

The formula for hydroxide is OH^-.

The formula of the compound boron trifluoride is BF₃.

Molecular compounds are formed from ions.

The strongest attractive forces between molecules of Cl₂ are dispersion forces.

Sodium is more electronegative than chlorine.

What is the formula of the nitride ion?

When calcium and oxygen combine,the formula of the product is CaO.

The shape of the water molecule (H₂O)is ________.

Which of the following polyatomic ions has a positive charge?

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

The main type of attractive forces between molecules of carbon tetrabromide (CBr₄)are ________.

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

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

To form an ion,a sodium atom ________.

How many electrons will aluminum gain or lose when it forms an ion?

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

Exam 6: Ionic and Molecular Compounds

A potassium atom gains electrons to form an ion with a charge of 1-.

A nonpolar molecule can have polar bonds.

The ammonia molecule (NH3)is ________.

The formula for hydroxide is OH-.

The formula of the compound boron trifluoride is BF3.

Molecular compounds are formed from ions.

The strongest attractive forces between molecules of Cl2 are dispersion forces.

Sodium is more electronegative than chlorine.

What is the formula of the nitride ion?

When calcium and oxygen combine,the formula of the product is CaO.

The shape of the water molecule (H2O)is ________.

Which of the following polyatomic ions has a positive charge?

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

The main type of attractive forces between molecules of carbon tetrabromide (CBr4)are ________.

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

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

To form an ion,a sodium atom ________.

How many electrons will aluminum gain or lose when it forms an ion?

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

The ammonia molecule (NH₃)is ________.

The formula for hydroxide is OH^-.

The formula of the compound boron trifluoride is BF₃.

The strongest attractive forces between molecules of Cl₂ are dispersion forces.

The shape of the water molecule (H₂O)is ________.

The main type of attractive forces between molecules of carbon tetrabromide (CBr₄)are ________.

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