Chapter 2 - Chemistry Comes Alive

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Matter and Energy

Atoms MoleculesChemical Reactions

Biochemistry

FINAL ROUND

Matter and Energy:

$100 Question

All of the following are states of matter except ______.

a. energy

b. liquid

c. gas

d. solidBACK TO GAME

ANSWER

Matter and Energy:

$100 Answer

All of the following are states of matter except ______.

a. energy

b. liquid

c. gas

d. solidBACK TO GAME

Matter and Energy:

$200 Question

Substances that cannot be broken down into simpler substances are defined as ________.

a. matter

b. compounds

c. elements

d. protonsBACK TO GAME

ANSWER

Matter and Energy:

$200 Answer

Substances that cannot be broken down into simpler substances are defined as ________.

a. matter

b. compounds

c. elements

d. protonsBACK TO GAME

Matter and Energy:

$300 Question

Energy in action is defined as _______ energy.

a. chemical

b. kinetic

c. potential

d. ATPBACK TO GAME

ANSWER

Matter and Energy:

$300 Answer

Energy in action is defined as _______ energy.

a. chemical

b. kinetic

c. potential

d. ATPBACK TO GAME

Matter and Energy:

$400 Question

When you row a boat, your arms provide which type of energy?

a. Chemical

b. Potential

c. Mechanical

d. ElectricalBACK TO GAME

ANSWER

Matter and Energy:

$400 Answer

When you row a boat, your arms provide which type of energy?

a. Chemical

b. Potential

c. Mechanical

d. ElectricalBACK TO GAME

Matter and Energy:

$500 Question

When energy is converted from one form to another, some of the original energy is “lost” as ________.

a. heat

b. water

c. mechanical energy

d. electronsBACK TO GAME

ANSWER

Matter and Energy:

$500 Answer

When energy is converted from one form to another, some of the original energy is “lost” as ________.

a. heat

b. water

c. mechanical energy

d. electronsBACK TO GAME

Atoms:

$100 Question

C is the chemical symbol for which element?

a. Calcium

b. Carbon

c. Sodium

d. PotassiumBACK TO GAME

ANSWER

Atoms:

$100 Answer

C is the chemical symbol for which element?

a. Calcium

b. Carbon

c. Sodium

d. PotassiumBACK TO GAME

Atoms:

$200 Question

The atomic number is always equal to the number of _______ in an atom.

a. protons

b. electrons

c. neutrons

d. protons and neutronsBACK TO GAME

ANSWER

Atoms:

$200 Answer

The atomic number is always equal to the number of _______ in an atom.

a. protons

b. electrons

c. neutrons

d. protons and neutronsBACK TO GAME

Atoms:

$300 Question

Isotopes have the same number of _______ but differ in the number of ________.

a. protons; electrons

b. protons; neutrons

c. electrons; neutrons

d. neutrons; protonsBACK TO GAME

ANSWER

Atoms:

$300 Answer

Isotopes have the same number of _______ but differ in the number of ________.

a. protons; electrons

b. protons; neutrons

c. electrons; neutrons

d. neutrons; protonsBACK TO GAME

Atoms:

$400 Question

If an atom gains an electron, the resulting charge of that atom is more _________.

a. positive

b. negative

c. neutral

d. It varies from atom to atom.

BACK TO GAME

ANSWER

Atoms:

$400 Answer

If an atom gains an electron, the resulting charge of that atom is more _________.

a. positive

b. negative

c. neutral

d. It varies from atom to atom.

BACK TO GAME

Atoms:

$500 Question

If the atomic number of Ca2+ is 20 and the mass number is 22, how many electrons does Ca2+ have?

a. 18

b. 20

c. 22

d. 24BACK TO GAME

ANSWER

Atoms:

$500 Answer

If the atomic number of Ca2+ is 20 and the mass number is 22, how many electrons does Ca2+ have?

a. 18

b. 20

c. 22

d. 24BACK TO GAME

Molecules: $100 Question

Which of the following is not a compound?

a. H2O

b. NaCl

c. O2

d. C6H12O6

BACK TO GAME

ANSWER

Molecules:

$100 Answer

Which of the following is not a compound?

a. H2O

b. NaCl

c. O2

d. C6H12O6

BACK TO GAME

Molecules:

$200 Question

The following are electrons in the electron shells of four atoms. Which atom would most likely be reactive?

a. 2

b. 2, 8

c. 2, 8, 7

d. 2, 8, 8BACK TO GAME

ANSWER

Molecules:

$200 Answer

The following are electrons in the electron shells of four atoms. Which atom would most likely be reactive?

a. 2

b. 2, 8

c. 2, 8, 7

d. 2, 8, 8BACK TO GAME

Molecules:

$300 Question

An ionic bond is formed between _______.

a. two inert atoms

b. two cations

c. two anions

d. a cation and an anion

BACK TO GAME

ANSWER

Molecules:

$300 Answer

An ionic bond is formed between _______.

a. two inert atoms

b. two cations

c. two anions

d. a cation and an anion

BACK TO GAME

Molecules:

$400 Question

Which type of bond is formed when electrons are shared unequally between atoms?

a. Polar covalent

b. Nonpolar covalent

c. Ionic

d. HydrogenBACK TO GAME

ANSWER

Molecules:

$400 Answer

Which type of bond is formed when electrons are shared unequally between atoms?

a. Polar covalent

b. Nonpolar covalent

c. Ionic

d. HydrogenBACK TO GAME

Molecules:

$500 Question

Which of the following statements is true of solvents?

a. They are usually solids.

b. They are present in smaller amounts in a solution.

c. Water is the main solvent in the body.

d. They are tiny particles.BACK TO GAME

ANSWER

Molecules:

$500 Answer

Which of the following statements is true of solvents?

a. They are usually solids.

b. They are present in smaller amounts in a solution.

c. Water is the main solvent in the body.

d. They are tiny particles.BACK TO GAME

Chemical Reactions:

$100 Question

Building muscle tissue is an example of which type of reaction?

a. Synthesis

b. Exchange

c. Decomposition

d. CatabolicBACK TO GAME

ANSWER

Chemical Reactions:

$100 Answer

Building muscle tissue is an example of which type of reaction?

a. Synthesis

b. Exchange

c. Decomposition

d. CatabolicBACK TO GAME

Chemical Reactions:

$200 Question

All of the following affect the rate of a reaction except __________.

a. temperature

b. the concentration of reactants

c. particle size

d. the type of bonds presentBACK TO GAME

ANSWER

Chemical Reactions:

$200 Answer

All of the following affect the rate of a reaction except __________.

a. temperature

b. the concentration of reactants

c. particle size

d. the type of bonds presentBACK TO GAME

Chemical Reactions:

$300 Question

Which reaction releases energy?

a. Anabolic

b. Endergonic

c. Exergonic

d. Synthesis

BACK TO GAME

ANSWER

Chemical Reactions:

$300 Answer

Which reaction releases energy?

a. Anabolic

b. Endergonic

c. Exergonic

d. Synthesis

BACK TO GAME

Chemical Reactions:

$400 Question

Bonds are broken during which type of reaction?

a. Catabolic

b. Anabolic

c. Synthesis

d. EndergonicBACK TO GAME

ANSWER

Chemical Reactions:

$400 Answer

Bonds are broken during which type of reaction?

a. Catabolic

b. Anabolic

c. Synthesis

d. EndergonicBACK TO GAME

Chemical Reactions:

$500 Question

An enzyme is an example of a _________.

a. reactant

b. solute

c. catalyst

d. reaction

BACK TO GAME

ANSWER

Chemical Reactions:

$500 Answer

An enzyme is an example of a _________.

a. reactant

b. solute

c. catalyst

d. reaction

BACK TO GAME

Biochemistry:

$100 Question

Which of the following is not an inorganic compound?

a. A salt

b. Water

c. An acid

d. An enzymeBACK TO GAME

ANSWER

Biochemistry:

$100 Answer

Which of the following is not an inorganic compound?

a. A salt

b. Water

c. An acid

d. An enzymeBACK TO GAME

Biochemistry:

$200 Question

Which of the following is not a function of water?

a. Body temperature regulation

b. Source of electrolytes

c. Universal solvent

d. Protection from mechanical damage

BACK TO GAME

ANSWER

Biochemistry:

$200 Answer

Which of the following is not a function of water?

a. Body temperature regulation

b. Source of electrolytes

c. Universal solvent

d. Protection from mechanical damage

BACK TO GAME

Biochemistry:

$300 Question

A substance that dissociates into cations and hydroxyl ions is __________.

a. an acid

b. a base

c. a salt

d. waterBACK TO GAME

ANSWER

Biochemistry:

$300 Answer

A substance that dissociates into cations and hydroxyl ions is __________.

a. an acid

b. a base

c. a salt

d. waterBACK TO GAME

Biochemistry:

$400 Question

A steroid is an example of _________.

a. an inorganic compound

b. a lipid

c. a protein

d. a sugar

BACK TO GAME

ANSWER

Biochemistry:

$400 Answer

A steroid is an example of _________.

a. an inorganic compound

b. a lipid

c. a protein

d. a sugar

BACK TO GAME

Biochemistry:

$500 Question

Which pH indicates a weak base?

a. 2.0

b. 6.8

c. 7.4

d. 11.0

BACK TO GAME

ANSWER

Biochemistry:

$500 Answer

Which pH indicates a weak base?

a. 2.0

b. 6.8

c. 7.4

d. 11.0

BACK TO GAME

FINAL ROUND Question

Which substance is used directly by the cell for energy?

a. Glucose

b. Fat

c. Protein

d. ATP BACK TO GAME

ANSWER

FINAL ROUND Answer

Which substance is used directly by the cell for energy?

a. Glucose

b. Fat

c. Protein

d. ATP BACK TO GAME