Question 1

A cake is an example of

Accepted Answer

A) a compound. 
B) an element. 
C) mixture. 
D) an an anion. 
A) a compound. 
B) an element. 
C) mixture. 
D) an an anion.

Question 2

Use the periodic table below to answer the following questions.  
-Which is the correct formula of the binary fluoride of element B?

Accepted Answer

A) BF2 
B) BF3 
C) BF5 
D) BF6 
A) BF2 
B) BF3 
C) BF5 
D) BF6

Question 3

Which one of the following elements is a poor conductor of heat and electricity?

Accepted Answer

A) copper 
B) phosphorus 
C) iron 
D) lead 
A) copper 
B) phosphorus 
C) iron 
D) lead

Question 4

The subatomic particles contained in the nucleus of an atom are ________ and ________.

Accepted Answer

The answer of The subatomic particles contained in the nucleus...

Question 5

Which group 5A element is most metallic?

Accepted Answer

A) N 
B) P 
C) Sb 
D) Bi 
A) N 
B) P 
C) Sb 
D) Bi

Question 6

Sodium metal and water react to form hydrogen and sodium hydroxide.If 5.98 g of sodium react with water to form 0.26 g of hydrogen and 10.40 g of sodium hydroxide,what mass of water was consumed in the reaction?

Accepted Answer

A) 4.68 g 
B) 5.98 g 
C) 10.14 g 
D) 10.66 g 
A) 4.68 g 
B) 5.98 g 
C) 10.14 g 
D) 10.66 g

Question 7

What is the charge on the Sc ions in Sc2O3?

Accepted Answer

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

Question 8

How many electrons are in the ion,S2-?

Accepted Answer

A) 14 
B) 18 
C) 30 
D) 34 
A) 14 
B) 18 
C) 30 
D) 34

Question 9

Three atoms have the following properties.   The elements X and Y are best described as

Accepted Answer

A) isotopes. 
B) cations. 
C) different elements. 
D) anions. 
A) isotopes. 
B) cations. 
C) different elements. 
D) anions.

Question 10

How many of the following names are correct?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
A) 1 
B) 2 
C) 3 
D) 4

Question 11

Which is most likely to form a binary oxide with the formula MO3 (where M = element A,B,C,or D)?

Accepted Answer

A) element A 
B) element B 
C) element C 
D) element D 
A) element A 
B) element B 
C) element C 
D) element D

Question 12

Which group 1A element is not a metal?

Accepted Answer

A) H 
B) K 
C) Cs 
D) Be 
A) H 
B) K 
C) Cs 
D) Be

Question 13

________ is a nonmetal that is a solid at room temperature.

Accepted Answer

A) Calcium 
B) Selenium 
C) Bromine 
D) Copper 
A) Calcium 
B) Selenium 
C) Bromine 
D) Copper

Question 14

Orange juice is an example of

Accepted Answer

A) a compound. 
B) an element. 
C) an ion. 
D) a mixture. 
A) a compound. 
B) an element. 
C) an ion. 
D) a mixture.

Question 15

How many protons (p)and neutrons (n)are in an atom of   Ra?

Accepted Answer

A) 88 p,138 n 
B) 88 p,226 n 
C) 138 p,88 n 
D) 226 p,88 n 
A) 88 p,138 n 
B) 88 p,226 n 
C) 138 p,88 n 
D) 226 p,88 n

A cake is an example of

Use the periodic table below to answer the following questions. -Which is the correct formula of the binary fluoride of element B?

Which one of the following elements is a poor conductor of heat and electricity?

The subatomic particles contained in the nucleus of an atom are and .

Which group 5A element is most metallic?

Sodium metal and water react to form hydrogen and sodium hydroxide.If 5.98 g of sodium react with water to form 0.26 g of hydrogen and 10.40 g of sodium hydroxide,what mass of water was consumed in the reaction?

What is the charge on the Sc ions in Sc₂O₃?

How many electrons are in the ion,S^2-?

Three atoms have the following properties. The elements X and Y are best described as

How many of the following names are correct?

Which is most likely to form a binary oxide with the formula MO₃ (where M = element A,B,C,or D)?

Which group 1A element is not a metal?

________ is a nonmetal that is a solid at room temperature.

Orange juice is an example of

How many protons (p)and neutrons (n)are in an atom of Ra?

Chemical Tools: Experimentation and Measurement

Mass Relationships in Chemical Reactions

Reactions in Aqueous Solutions

Periodicity and the Electronic Structure of Atoms

Ionic Compounds: Periodic Trends and Bonding

Covalent Bonding and Electron-Dot Structures

Covalent Compounds: Bonding Theories and Molecular Structure

Thermochemistry: Chemical Energy

Gases: Their Properties and Behavior

Liquids, solids, and Phase Changes

Solutions and Their Properties

Chemical Kinetics

Chemical Equilibrium

Aqueous Equilibria: Acids and Bases

Applications of Aqueous Equilibria

Thermodynamics: Entropy, free Energy, and Equilibrium

Electrochemistry

Nuclear Chemistry

Transition Elements and Coordination Chemistry

Metals and Solid-State Materials

The Main-Group Elements

Connections to Organic and Biological Chemistry

Filters

Exam 2: Atoms, molecules, and Ions

A cake is an example of

Use the periodic table below to answer the following questions. -Which is the correct formula of the binary fluoride of element B?

Which one of the following elements is a poor conductor of heat and electricity?

The subatomic particles contained in the nucleus of an atom are ________ and ________.

Which group 5A element is most metallic?

Sodium metal and water react to form hydrogen and sodium hydroxide.If 5.98 g of sodium react with water to form 0.26 g of hydrogen and 10.40 g of sodium hydroxide,what mass of water was consumed in the reaction?

What is the charge on the Sc ions in Sc2O3?

How many electrons are in the ion,S2-?

Three atoms have the following properties. The elements X and Y are best described as

How many of the following names are correct?

Which is most likely to form a binary oxide with the formula MO3 (where M = element A,B,C,or D)?

Which group 1A element is not a metal?

________ is a nonmetal that is a solid at room temperature.

Orange juice is an example of

How many protons (p)and neutrons (n)are in an atom of Ra?

Chemical Tools: Experimentation and Measurement

Mass Relationships in Chemical Reactions

Reactions in Aqueous Solutions

Periodicity and the Electronic Structure of Atoms

Ionic Compounds: Periodic Trends and Bonding

Covalent Bonding and Electron-Dot Structures

Covalent Compounds: Bonding Theories and Molecular Structure

Thermochemistry: Chemical Energy

Gases: Their Properties and Behavior

Liquids, solids, and Phase Changes

Solutions and Their Properties

Chemical Kinetics

Chemical Equilibrium

Aqueous Equilibria: Acids and Bases

Applications of Aqueous Equilibria

Thermodynamics: Entropy, free Energy, and Equilibrium

Electrochemistry

Nuclear Chemistry

Transition Elements and Coordination Chemistry

Metals and Solid-State Materials

The Main-Group Elements

Connections to Organic and Biological Chemistry

Filters

The subatomic particles contained in the nucleus of an atom are and .

What is the charge on the Sc ions in Sc₂O₃?

How many electrons are in the ion,S^2-?

Which is most likely to form a binary oxide with the formula MO₃ (where M = element A,B,C,or D)?