Quiz about Chemistry Review Final Exam II

Question 1

Mass, relative density, solubility, color, texture, state of matter, conductivity, etc.

Accepted Answer

Physical Properties

Answer

Physical state

Answer

Insulators

Answer

Inferences

Question 2

Molecules are tightly packed together

Accepted Answer

solid

Answer

liquid

Answer

gas

Question 3

The ability of a substance to dissolve is called...

Accepted Answer

solubility

Answer

malleability

Answer

ductility

Question 4

Anything that has mass and takes up space is called

Accepted Answer

matter

Answer

volume
volume

Answer

magnetism

Answer

electricity

Question 5

Which box has a higher density?

Accepted Answer

Box A

Answer

Box B

Answer

cannot be determined

Answer

they are the same

Question 6

The temperature at which a gas turns into a liquid

Accepted Answer

Condensation point

Answer

Melting point

Answer

Freeing point

Answer

Boiling point

Question 7

The temperature at which a substance changes from a liquid to a gas

Accepted Answer

Boiling point

Answer

Melting point

Answer

Freezing point

Answer

Condensation point

Question 8

What is the state of matter that has a fixed volume but not a fixed shape?

Accepted Answer

Liquid

Answer

Solid

Answer

Gas

Question 9

Which state of matter does this picture show?

Accepted Answer

Solid

Answer

Liquid

Answer

Gas

Question 10

Which state of matter does this picture show?

Accepted Answer

Gas

Answer

Solid

Answer

Liquid

Question 11

As temperature increases, what happens to particles?

Accepted Answer

They speed up

Answer

They slow down

Question 12

What is happening in this picture of ice melting?

Accepted Answer

Molecules are speeding up

Answer

Molecules are slowing down

Question 13

What is happening in this picture of this lake freezing?

Accepted Answer

Molecules are slowing down

Answer

Molecules are speeding up

Question 14

What is the volume of the rock? The water level is displaced from 20 mL to 23 mL with the rock.

Accepted Answer

3 mL

Answer

23 mL

Answer

20 mL

Answer

43 mL

Question 15

A solid is

Accepted Answer

a substance with a definite shape and volume

Answer

a substance that does not have a definite shape or volume

Answer

a substance with a definite volume, but no definite shape

Answer

a substance whose particles glide past one another

Question 16

Two objects are placed in water.  One sinks and the other floats.  Which conclusion can be drawn from this data?

Accepted Answer

one object has a greater density than the other

Answer

one object is magnetic and the other is not

Answer

one object is solid and the other is a liquid

Answer

one object is much larger than the other

Question 17

24.1% of all the isotopes of a an element have a mass of 75.23 amu, 48.7% have a mass of 74.61 amu, and 27.2% have a mass of 75.20 amu.
What is the average mass of this element?

Accepted Answer

74.92 amu

Answer

24.97 amu

Answer

75.01 amu

Answer

74.51 amu

Question 18

Which particle has a positive charge?

Accepted Answer

proton

Answer

electron

Answer

orbital

Answer

neutron

Question 19

Choose the particle that has no charge.

Accepted Answer

neutron

Answer

nucleus

Answer

proton

Answer

electron

Question 20

Which particles make up the nucleus of an atom?

Accepted Answer

protons and neutrons

Answer

electrons and protons

Answer

electrons, protons, and neutrons

Answer

electrons and neutrons

Question 21

What is the mass number and name of an element with 8 protons and 8 neutrons?

Accepted Answer

16 - Oxygen

Answer

16 - Carbon

Answer

24 - Oxygen

Answer

8 - Neon

Question 22

What is the mass number defined as?

Accepted Answer

the number of protons and neutrons

Answer

the number of protons

Answer

the number of neutrons

Answer

the number of protons and electrons

Question 23

What is the atomic number?

Accepted Answer

the number of protons

Answer

the number of protons and neutrons combined

Answer

the number of neutrons

Answer

the number of protons and electrons combined

Question 24

What is the atomic number of Nickel? (enlarge the periodic table)

Accepted Answer

28

Answer

110

Answer

46

Answer

78

Question 25

How many protons are in a sodium atom? (tap to enlarge the periodic table)

Accepted Answer

Sodium has 11 protons

Answer

Sodium has 1 proton.

Answer

Sodium has 3 protons.

Question 26

An element has the mass number 12 and atomic number  6. The number of neutrons in it is:

Accepted Answer

6

Answer

10

Answer

4

Answer

8

Question 27

Which subatomic particles contribute the most to the mass of an atom?

Accepted Answer

Protons and Neutrons

Answer

Protons, Neutrons, Electrons

Answer

Protons only

Answer

Protons and Electrons

Question 28

An element with a mass number of 11 and an atomic number of 5 has how many neutrons?

Accepted Answer

6

Answer

11

Answer

5

Answer

16

Question 29

A phosphorus atom has 15 protons and 16 neutrons. What is the mass number?

Accepted Answer

31

Answer

15

Answer

16

Answer

1

Question 30

Research question: does the distance a person kicks a soccer ball effect how well they will do on their math test.  What is the dependent variable?

Accepted Answer

how well they do on the math test

Answer

How far they kick the soccer ball

Answer

who the person is

Answer

Type of soccer ball.

Question 31

When experimenting with the growth of a plant, a scientist uses three (of the same type of) plants, two different fertilizers, equal light, and equal water. What type of variable is the fertilizer?

Accepted Answer

Independent

Answer

Dependent

Answer

Control

Answer

Compound

Question 32

Research Question: Does the type of gasoline put in a car effect how fast the car can drive. What is the independent variable?

Accepted Answer

Type of gasoline

Answer

which car the gas is put into

Answer

how fast the car can drive

Answer

how much gas is put into the car

Question 33

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what is the dependent variable?

Accepted Answer

Plant growth

Answer

Type of plant

Answer

Water, apple juice, milk

Answer

Color of the plant's leaves

Question 34

Ms. S set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. What is the dependent variable?

Accepted Answer

Distance traveled by the ball

Answer

Height of the ramp

Answer

Mass of the ball

Answer

Where the experiment took place.

Question 35

Maria wants to know if birds prefer to eat in one place over another. She makes three feeders out of 2-liter bottles and paints all of them red. She fills each of the feeders with the same amount of mixed birdseed, and plans to keep the feeders out for 10 days before measuring how much seed is eaten from each feeder. She puts each of the feeders in her back yard: one feeder in a large dead tree, another feeder she sits on the dog house, and the last she sits in a small bushy tree.
What is the dependent variable?

Accepted Answer

Amount of seed eaten

Answer

Length of the birdfeeders

Answer

Amount of time feeders are outside

Answer

Location the feeders are put in.

Question 36

Why do ionic bonds form?

Accepted Answer

to fill the outermost energy level

Answer

so the number of protons equals the number of electrons

Answer

so an atom can become unstable

Question 37

An electron has what kind of charge?

Accepted Answer

negative

Answer

no charge

Answer

positive

Answer

it depends

Question 38

When the number of electrons equals the number of protons the atom has what charge?

Accepted Answer

neutral charge

Answer

sponge bob

Answer

positive charge

Answer

negative charge

Question 39

An atom that has gained or lost electrons is called ...

Accepted Answer

an ion

Answer

a winner

Answer

an isotope

Answer

a loser

Question 40

Atoms that lose electrons become...

Accepted Answer

postively charged

Answer

negatively charged

Answer

remain neutral, no charge

Answer

losers

Question 41

Atoms that gain electrons become...

Accepted Answer

negatively charged

Answer

positively charged

Answer

remain neutrally charged

Answer

21

Question 42

If an aluminum atom has 13 protons (+) and 10 electrons (-), what is it's charge?

Accepted Answer

Al3+

Answer

Al13+

Answer

Al10+

Answer

Al10-

Question 43

If an oxygen atom has 8 protons (+) and 10 electrons (-), what is it's charge?

Accepted Answer

O2-

Answer

O10-

Answer

O8+

Answer

O10+

Question 44

Share electrons

Accepted Answer

Covalent Bonds

Answer

Ionic Bonds

Answer

Both bonds

Answer

Neither bond

Question 45

Between metals and nometals

Accepted Answer

Ionic Bonds

Answer

Covalent Bonds

Answer

Both bonds

Answer

Neither bond

Question 46

Between  nonmetals

Accepted Answer

Covalent Bonds

Answer

Ionic Bonds

Answer

Both bonds

Answer

Neither bond

Question 47

NaCl

Accepted Answer

Ionic Bond

Answer

Covalent Bond

Question 48

H2O

Accepted Answer

Covalent Bond

Answer

Ionic Bond

Question 49

CO2

Accepted Answer

Covalent Bond

Answer

Ionic Bond

Question 50

LiF

Accepted Answer

Ionic Bond

Answer

Covalent Bond

Question 51

What is a cation's charge?

Accepted Answer

positive

Answer

negative

Answer

neutral

Answer

depends on the element

Question 52

What is an anion's charge?

Accepted Answer

negative

Answer

positive

Answer

neutral

Answer

depends on the element's charge

Question 53

Is potassium a cation or an anion?

Accepted Answer

cation

Answer

anion

Question 54

What is the charge of iron (III)?

Accepted Answer

+3

Answer

+2

Answer

+6

Answer

+4

Question 55

What is the correct formula for Boyle's Law?

Accepted Answer

P₁V₁=P₂V₂

Answer

V₁/T₁=V₂/T₂

Answer

P₁/T₁=P₂/T₂

Answer

PV=nRT

Question 56

Which variable is held constant when using Boyle's Law?

Accepted Answer

Temperature

Answer

Pressure

Answer

Volume

Answer

number of moles

Question 57

Which of the following temperatures is appropriate to convert 25^oC into the Kelvin scale?

Accepted Answer

273K

Answer

373K

Answer

272K

Answer

372K

Question 58

What would you expect to see if temperature increased if you were using Charles's Law?

Accepted Answer

volume would increase proportionally

Answer

volume would decrease proportionally

Answer

pressure would increase proportionally

Answer

pressure would decrease proportionally

Question 59

Gay-Lussac's law shows the directly proportional relationship between which two variables?

Accepted Answer

pressure-temperature

Answer

volume-temperature

Answer

volume-pressure

Answer

temperature-number of moles

Question 60

What is the correct temperature on the Kelvin scale equal to 30^oC?

Accepted Answer

303K

Answer

243K

Answer

313K

Answer

253K

Question 61

The substance being dissolved in a solution.

Accepted Answer

solute

Answer

sands

Answer

solvent

Answer

alloy

Question 62

The substance in which a solute is dissolved

Accepted Answer

solvent

Answer

sands

Answer

alloy

Answer

negative particles

Question 63

In a sample of salt water, NaCl would be considered the ______.

Accepted Answer

Solute

Answer

Solution

Answer

Solvent

Answer

Solvation

Question 64

If we are making Kool-aid with sugar, Kool-aid powder, and water, which part is the solvent?

Accepted Answer

water

Answer

powder

Answer

sugar

Answer

powder and sugar

Chemistry Review Final Exam II

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