Quiz about review

Question 1

Changes that do not form a new substance and are reversible are

Accepted Answer

physical changes

Answer

phases

Answer

chemical changes

Question 2

Changes in which one or more new substance is formed are called

Accepted Answer

chemical changes

Answer

phases of matter

Answer

physical changes

Question 3

Physical changes are

Accepted Answer

Reversible

Answer

Non-reversible

Question 4

The formation of the compound molecule salt (NaCl) is a

Accepted Answer

chemical change

Answer

physical change

Answer

change in state of matter

Question 5

Cutting wood is what type of change?

Accepted Answer

Physical

Answer

Chemical

Question 6

Burning wood is what type of change?

Accepted Answer

Chemical

Answer

Physical

Question 7

Chewing food is what type of change?

Accepted Answer

Physical

Answer

Chemical

Question 8

Rust is a form of oxidation. This is what type of change?

Accepted Answer

Chemical

Answer

Physcial

Question 9

Is glass breaking a chemical or phyiscal change?

Accepted Answer

physical

Answer

chemical

Question 10

Is a a rusting bicycle a chemical or physical change?

Accepted Answer

chemcial

Answer

physical

Question 11

Is melting ice a chemical or physical change?

Accepted Answer

physical

Answer

chemical

Question 12

Is spoiling food a physical or chemical change?

Accepted Answer

chemical

Answer

phyiscal

Question 13

Is frying an egg a physical or chemical change?

Accepted Answer

chemical

Answer

physical

Question 14

Salt dissolves in water

Accepted Answer

physical Change

Answer

chemical change

Question 15

A new substance is formed during which type of change?

Accepted Answer

Chemical Change

Answer

Physical Change

Question 16

Properties that can only be observed or measured by changing the chemical identity of a substance.

Accepted Answer

Chemical Properties

Answer

Physical Properties

Answer

Combustible Properties

Answer

Changeable Properties

Question 17

True or False!

Matter is everything around us!

Everything we see, touch, breathe!

Accepted Answer

True

Answer

False

Question 18

Matter can be in different states, either solid, liquid, or gas.

Is an Ice Cube a solid, liquid, or gas?

Accepted Answer

Solid

Answer

Liquid

Answer

Gas

Question 19

True or False?

A Physical Change changes the form or shape of a substance, not the identity.

Accepted Answer

True

Answer

False

Question 20

When an Ice Cube melts it turns into a liquid, but the substance stays the same, H₂O. Is ice melting a physical or chemical change?

Accepted Answer

Physical

Answer

Chemical

Question 21

Is cutting a log of wood in half a physical or chemical change?

Accepted Answer

Physical

Answer

Chemical

Question 22

Exploding Fireworks?

Accepted Answer

Chemical Change

Answer

Physical Change

Question 23

Melting a chocolate bar?

Accepted Answer

Physical Change

Answer

Chemical Change

Question 24

Rotting bananas?

Accepted Answer

Chemical Change

Answer

Physical Change

Question 25

Cutting your hair?

Accepted Answer

Physical Change

Answer

Chemical Change

Question 26

Label the picture as a physical change or a chemical change.

Accepted Answer

chemical change

Answer

physical change

Question 27

Label the picture as a physical change or a chemical change.

Accepted Answer

chemical change

Answer

physical change

Question 28

Label the picture as a physical change or a chemical change.

Accepted Answer

chemical change

Answer

physical change

Question 29

Label the picture as a physical change or a chemical change.

Accepted Answer

physical change

Answer

chemical change

Question 30

Freezing juice is an example of a(n) ________

Accepted Answer

physical change

Answer

chemical change

Answer

chemical reaction

Answer

heredity

Question 31

Is burning wood a chemical or physical change?

Accepted Answer

chemical

Answer

physical

Question 32

Is squeezing oranges to make orange juice a physical or chemical change?

Accepted Answer

physical

Answer

chemical

Question 33

A group of students investigated physical and chemical changes using paper. The students recorded their observations in a table.
Which student correctly recorded all the changes that took place?

Accepted Answer

Student 4

Answer

Student 1

Answer

Student 2

Answer

Student 3

Question 34

Grass grows

Accepted Answer

physical change

Answer

chemical change

Question 35

tire is inflated

Accepted Answer

physical change

Answer

chemical change

Question 36

pancakes cook

Accepted Answer

chemical change

Answer

physical change

Question 37

Is mowing the lawn a physical or chemical change?

Accepted Answer

physical change

Answer

chemcial change

Question 38

Is hammering wood to build a treehouse a physical or chemical change?

Accepted Answer

physical change

Answer

chemical change

Question 39

Odor, mass, density, volume, color, state of matter, size

Accepted Answer

Physical Properties

Answer

Chemical Properties

Question 40

Which of the following are evidence of a chemical change?

Accepted Answer

All of these

Answer

A new color appears

Answer

Bubbles of gas are formed

Answer

Precipitate forms

Answer

Heat or light is produced

Question 41

In which region would the nonmentals be found?

Accepted Answer

3

Answer

1

Answer

4

Answer

5

Question 42

In which region would the most reactive metals be found?

Accepted Answer

1

Answer

4

Answer

5

Answer

3

Question 43

In which region would the least reactive elements be found?

Accepted Answer

5

Answer

1

Answer

4

Answer

3

Question 44

The three main regions on the periodic table are ____________.

Accepted Answer

metals, nonmetals, meatlloids

Answer

solid, liquid, gas

Answer

radioactive, man-made, poisonous

Question 45

What determines where an element is located on the periodic table?

Accepted Answer

its atomic number

Answer

its atomic mass

Answer

its number of electrons

Answer

they're arranged alphabeticaly

Question 46

A "group" is a ____________ on the periodic table.

Accepted Answer

column

Answer

row

Question 47

Elements on the periodic table that are usually shiny, easily hammered into thin sheets or pulled into wires, and are good conductors of electricity are called _____________.

Accepted Answer

metals

Answer

nonmetals

Answer

metalloids

Answer

transition elements

Question 48

Elements on the periodic table that are often gases at room temperature, are poor conductors of electricity, and are good insulators are called _____________.

Accepted Answer

nonmetals

Answer

metals

Answer

metalloids

Answer

transition elements

Question 49

Elements on the periodic table that have physical and chemical properties of both metals and nonmetals are called _____________.

Accepted Answer

metalloids

Answer

metals

Answer

nonmetals

Answer

transition elements

Question 50

Helium, neon, argon, krypton, xenon, and radon are known as  _____________.

Accepted Answer

noble gases

Answer

halogens

Answer

metalloids

Answer

transition elements

Question 51

What are valence electrons?

Accepted Answer

electrons in the outermost energy level

Answer

electrons in the second energy level

Answer

the atomic number

Answer

electrons in the first level

Question 52

Based on this picture, how many electron shells would calcium have?

Accepted Answer

4

Answer

6

Answer

2

Question 53

What family is Caesium part of?

Accepted Answer

Alkali metals

Answer

Alkaline earth metals

Answer

Transition metals

Question 54

How many valence electrons are found in atoms of group 14?

Accepted Answer

4

Answer

3

Answer

14

Answer

16

Question 55

What group and period does this element belong in? *

Accepted Answer

period 3 and group 1

Answer

period 1 and group 3

Answer

period 2 and group 3

Answer

period 3 and group 2

Question 56

How many valence electrons and energy levels does (Pb) lead have?

Accepted Answer

4 valence electrons and 6 energy levels (orbitals)

Answer

6 valence electrons and 4 energy levels (orbitals)

Answer

5 valence electrons and 5 energy levels (orbitals)

Answer

5 valence electrons and 10 energy levels (orbitals)

Question 57

Which element could be lustrous, brittle and a semiconductor?

Accepted Answer

G

Answer

A

Answer

B

Answer

L

Question 58

What is the name of the family that is highlighted?

Accepted Answer

Halogen Family

Answer

Alkali Metal Family

Answer

Noble Gas Family

Answer

Transition Metal Family

Question 59

Which elements have the same number of valence electrons?

Accepted Answer

F & A

Answer

A & C

Answer

E & C

Answer

F & B

Question 60

Which element has a full valence shell?

Accepted Answer

D

Answer

F

Answer

C

Answer

E

Question 61

Which elements have similar chemical properties?

Accepted Answer

A and F

Answer

F and B

Answer

E and G

Answer

B and E

Question 62

Which elements are in the same period?

Accepted Answer

F & B

Answer

A & F

Answer

F, B & D

Answer

E & D

Question 63

List the two most reactive families on the periodic table.

Accepted Answer

Halogens & Alkali metals

Answer

Alkali metals & Transition Metals

Answer

Noble gases & Oxygen Family

Answer

Halogens & Noble gases

Question 64

Jack has a rock. The rock has a mass of 14g and a volume of 2cm³. What is the density of the rock?

Accepted Answer

7 g/cm3

Answer

7 mL

Answer

28 g/cm3

Answer

1/7 g/cm3

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