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8F - The Periodic Table - Review 2023 Test

Total questions: 50

Worksheet time: 38mins

Name
Class
Date
1.

Elements and compounds combine in

a)

mixtures

b)

chemical reactions

c)

chemical formulas

d)

physical changes

2.

Matter...

(choose all correct answers)

a)

has mass

b)

is the same things as energy

c)

takes up space

d)

is measured in joules

3.

Protons

a)

are positive

b)

are negative

c)

have no charge

4.

Neutrons

a)

are positive

b)

are negative

c)

have no charge

5.

Electrons

a)

are positive

b)

are negative

c)

have no charge

6.

A compound is

a)

Made of only one kind of atom

b)

a molecule made of more than one element chemically combined

c)

always explosive

d)

a mixture of two or more elements that aren't chemically combined

7.

It shows the ratio of elements in a compound

a)

chemical symbol

b)

chemical equation

c)

chemical formula

d)

chemical recipe

8.

The highly reactive elements in group 1 are known as

a)

noble gases

b)

halogens

c)

alkali metals

d)

nuclear bombs

9.

The highly stable elements in group 18 are known as

a)

noble gases

b)

halogens

c)

alkali metals

d)

nuclear bombs

10.

The melting point of a substance is the same as its

a)

boiling point

b)

freezing point

c)

vaporization point

d)

none of these

11.

As a substance melts

a)

temperature continues to increase

b)

temperature remains constant

c)

it also freezes

d)

it loses energy

12.

The properties of metals include

a)

flexible

b)

malleable

c)

poor conductors

d)

shiny

e)

brittle

13.

Nonmetals tend to

a)

have low melting points

b)

be flexible

c)

be dull

d)

be good conductors

e)

be brittle

14.

Which of these diagrams shows the particles in a compound?

a)
b)
c)
d)
15.

When magnesium ribbon reacts with steam a solid called magnesium oxide and hydrogen gas are formed.


Which of the following completes the word equation for this reaction which starts:


a)

magnesium + hydrogen --> magnesium + water

b)

magnesium + water --> magnesium oxide + hydrogen

c)

magnesium + water --> magnesium + hydrogen

d)

magnesium + magnesium oxide --> hydrogen + water

16.

Which of the following always happens during a chemical reaction?

a)

Compounds react and split up into free atoms.

b)

Elements join together to make new elements.

c)

Atoms are broken down into smaller particles.

d)

The atoms in the reactants are rearranged to make the products.

17.

Which of the following is a chemical change?

a)
b)
c)
d)
18.

The main difference between a chemical change and a physical change is that in a chemical change you always get

a)

a change of state.

b)

heat given out.

c)

a change in colour.

d)

a new substance being formed.

19.

Which of the following could have the formula XY2?

a)

b)

c)

d)

20.

What are all signs of a chemical reaction?

a)

Colour change, temperature change and gas produced

b)

Energy change, state of matter change and size change

c)

Temperature change, state of matter change and colour change

d)

Energy change, gas produced and colour change

21.

Physical properties include?

a)

pH

b)

Boiling point

c)

Density

d)

Reaction with acid

22.
What is the chemical symbol for Lithium?
a)
H
b)
He
c)
Li
d)
N
23.
Elements which are shiny, conduct electricity and heat are called
a)

metals

b)

nonmetals

c)

metalloids

d)
nonexistent
24.

What happens to the number of shells as you move down a group?

a)

They decrease by 1

b)

They increase by 1

c)

Nothing

25.

The first energy shell can hold ______ electrons.

a)

2

b)

8

c)

18

26.

All elements in the same row have the same number of shells.

a)

True

b)

False

c)

Sometimes

27.

What are the three main groups of the periodic table?

a)

groups

b)

metal

c)

nonmetals

d)

metalloids

e)

periods

28.
Alkali metals are found in which group of the periodic table?
a)
Group 1
b)
Group 2
c)
Group 7
d)
group 8 
29.

What gas is released when alkali metal react with water?

a)
Hydrogen
b)
Oxygen
c)
Metahne
d)
Carbon di oxide
30.

What happens to the reactivity of the alkali metals as you move down the group?

a)

increases

b)

decreases

31.

What is the chemical symbol for Sodium?

a)

K

b)

Na

c)

Po

d)

So

e)

Li

32.

The table above lists some information about certain elements in group 17. Which statement describes what happens to these elements as atomic number increases?

a)

Both melting point and boiling point decrease.

b)

Melting point increases and boiling point decreases.

c)

Melting point decreases and boiling point increases.

d)

Both melting point and boiling point increase.

33.

Where are most nonmetals located on the periodic table?

a)

in the bottom row

b)

on the left side and in the middle

c)

on the right side

d)

in the top row

34.
a)
Periods
b)
Groups
35.
a)
Periods
b)
Groups
36.
The number at the bottom of each square on the periodic table is the ...
a)
atomic number
b)
atomic mass
c)
chemical symbol
d)
element name
37.
The number at the top of each square on the periodic table is the ...
a)
atomic number
b)
atomic mass
c)
Chemical Symbol
d)
Element Name
38.
Which is an alkali metal?
a)
Magnesium
b)
Iron
c)
Sodium
d)
Europium
39.
Group 18 elements are known as the _____ _____ and have full valence shells.
a)
royal gases.
b)
supreme solids.
c)
noble gases.
d)
legit liquids.
40.
What number on the element key tells you how many protons an element has?
a)
Atomic Mass
b)
Element name
c)
Atomic number
d)
Element Symbol
41.

How many electrons does this oxygen atom have?

a)

16

b)

8

c)

24

d)

6

42.

The electron configuration of Nitrogen is

a)

0, 2, 5

b)

N, 2, 5

c)

7

d)

2, 5

43.

What is "a" in the picture?

a)

Proton

b)

Electron

c)

Neutron

44.

What is "b" in the picture?

a)

Proton

b)

Electron

c)

Neutron

45.

What is "c" in the picture?

a)

Proton

b)

Electron

c)

Neutron

46.

A region around the nucleus of an atom where electrons are likely to be found.

a)

Electron Cloud or shell

b)

Nucleus

c)

Protons

d)

Electrons

47.

How many elements are in C6H12O6?

a)

1

b)

2

c)

3

d)

6

48.
What coefficient should be used to make the following equation balanced?
N2+O2--> _NO 
a)
1
b)
2
c)
3
d)
4
49.
How many HCl molecules do you need to balance this equation? 
Mg +  __HCl --->  MgCl2 + H2
a)
1
b)
2
c)
3
d)
4
50.

What law governs the balancing of chemical equations?

a)

Law of Energy

b)

Law of Conservation of Matter/Mass

c)

Law of Gravity

d)

Law of Matter Movement

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