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Y9 T1 Revision Quiz: Unit 2

Total questions: 94

Worksheet time: 47mins

Name
Class
Date
1.

Subatomic particles with a negative charge

a)

Electrons

b)

Neutrons

c)

Protons

d)

Quarks

2.
The only element with no neutrons in its nucleus.
a)
Oxygen
b)
Helium 
c)
Hydrogen
d)
Lithium
3.
The number in the upper corner of an element tile (7 for nitrogen) is called _____
a)
the proton number
b)
the atomic number
c)
the electron number
d)
the mass number
4.
For an atom to be electrically neutral, it must contain the same number of _____
a)
protons and neutrons
b)
neutrons and electrons
c)
protons and electrons
d)
nucleons and electrons
5.
DIFFERENT kinds of atoms chemically combined to form a substance are
a)
Mixture
b)
Element
c)
Compound
d)
Substance
6.
The mass number of an element that has18 protons, 18 electrons, and 19 neutrons is _____.
a)
12.5
b)
13
c)
25
d)
37
7.
Which of the subatomic particles is the lightest
a)
all have the same mass
b)
protons 
c)
neutrons 
d)
electrons
8.

What type of charge does an electron have?

a)

positive

b)

no charge/neutral

c)

negative

d)

Turbo Charge

9.

What is the center of the atom called?

a)

nucleus

b)

electron cloud

c)

energy level

d)

neutron

10.

What type of charge does a proton have?

a)

negative

b)

positive

c)

no charge/neutral

d)

RM 50

11.

What two sub-atomic particles can you find in the nucleus of an atom?

a)

electrons and protons

b)

protons and neutrons

c)

electrons and neutrons

d)

Magic beans

12.

What type of charge does a neutron have?

a)

negative

b)

positive

c)

no charge/neutral

d)

electrical charge

13.

Where are electrons located in an element?

a)

nucleus

b)

energy shells

c)

elements don't have electrons

d)

The empty space

14.

The number 18 represents the

a)

Atomic number

b)

Neutrons

c)

Element Name

d)

Element symbol

15.

In the modern periodic table, elements are arranged by:

a)

atomic mass

b)

atomic number

c)

valence electrons

d)

number of isotopes

16.

An atom with atomic number 6 would have how many protons

a)

6

b)

12

c)

3

d)

cannot be determined

17.

How many neutrons are in the atom "K"?

a)

7

b)

2

c)

39

d)

20

18.

what is the name of group number 1

a)

halogens

b)

noble gases

c)

alkali

d)

alkaline earth

19.

what is the name of group number 2

a)

transition metals

b)

halogens

c)

metaloids

d)

alkaline earth

20.

what is the big group of metals called found within the metals

a)

transition metals

b)

nonmetals

c)

noble gases

d)

halogens

21.
What element primarily makes a diamond?
a)
Hydrogen
b)
Silver
c)
Carbon
d)
Calcium
22.
What is the symbol for Potassium?
a)
P
b)
K
c)
Pb
d)
Pd
23.
What is the symbol for Carbon?
a)
C
b)
Ca
c)
Cl
d)
H
24.
What is the name of this element?
a)
Helium
b)
Rubidium
c)
Hydrogen
d)
Mercury
25.
Which one of these is not a noble gas?
a)
Helium
b)
Radon
c)
Iodine
d)
Krypton
26.
What is the atomic number of Oxygen?
a)
6
b)
7
c)
8
d)
9
27.
Which one of these is the symbol for lead?
a)
Rb
b)
Pb
c)
Li
d)
Au
28.
What family is Sodium a part of?
a)
Transition Metals
b)
Halogens
c)
Alkali Metals
d)
Alkaline Earth Metals
29.
What two elements come together to make this substance in the picture?
a)
Oxygen and Carbon
b)
Sodium and Calcium
c)
Sodium and Chlorine
d)
Helium and Nitrogen
30.
What element is this?
a)
Silver
b)
Silicon
c)
Sulfur
d)
Selenium
31.

What are the vertical columns on the periodic called?

a)

groups

b)

periods

c)

nonmetals

d)

metals

e)

metalloids

32.

What do the vertical columns on the periodic table tell us?

a)

The number of orbitals

b)

The number of valence electrons (electrons on the outer most shell)

33.

What are the horizontal rows on the periodic table called?

a)

periods

b)

groups

c)

metals

d)

nonmetals

e)

metalloids

34.

What do the horizontal rows on the periodic table tell us?

a)

The number of orbitals

b)

The number of valence electrons (the electrons on the outer most shell)

35.
Which group of the periodic table is composed of inert (not reactive)  gases?
a)
alkali metals
b)
alkaline earth metals
c)
halogens
d)
noble gases
36.
Which is an alkali metal?
a)
Magnesium
b)
Iron
c)
Sodium
d)
Europium
37.
Which is a halogen?
a)
Helium
b)
Chlorine
c)
Oxygen
d)
Neptune
38.
Elements in a ..................have similar chemical properties.  
a)
period
b)
group
c)
row
39.
As you move down a group, atomic radius increases because - 
a)
you add more and more neutrons
b)
you add more and more protons
c)
you add more and more shells (energy levels)
d)
you add more atomic mass
40.

What happens to the atomic numbers as you move from left to right on the periodic table?

a)

Increase

b)

Decrease

c)

Stay the same

d)

Nothing

41.

Which of the following elements is most likely to have similar properties to those of sodium (Na)?

a)

Magnesium (Mg)

b)

Sulfur (S)

c)

Lithium (Li)

d)

Titanium (Ti)

42.

Which element has 3 electrons at the outermost shell?

a)

A

b)

B

c)

E

d)

C

43.

To which group does this atom belong?

a)

1

b)

3

c)

13

d)

11

44.
Beryllium is in group number______.
a)
Group 2
b)
Group 3
c)
Group 4
d)
Group 7
45.
The period for Bromine is ___________.
a)
3
b)
2
c)
4
46.

The reactivity of the Group I elements ______________ as they go down the group.

a)

decreases

b)

increases

c)

does not change

47.

The melting and boiling points of the Group I elements ______________ as you go down the group.

a)

decrease

b)

increase

c)

do not change

48.

Fluorine and Chlorine are ____________at room temperature.

a)

gases

b)

liquids

c)

solids

d)

edible

49.

The melting and boiling points of halogens:

a)

decrease down the group

b)

increase down the group

c)

remain constant

d)

none

50.

Halogens have _________ electrons in their outermost shell.

a)

2

b)

7

c)

8

d)

18

51.

As you move down the group, halogens' reactivity...

a)

increases

b)

decreases

c)

doesn't change

d)

shows no trend.

52.

Which halogens is a solid at room temperature?

a)

iodine

b)

fluorine

c)

bromine

d)

chlorine

53.
At room temperature, chlorine is...
a)
a yellow-green gas
b)
a brown gas
c)
a yellow-green liquid
54.

What is a molecule?

a)

two elements bonded together (sharing electrons)

b)

a mixture of different substances

c)

smallest individual particles

d)

salt mixed in water

55.

What is an ion?

a)

a charged atom

b)

an atom with different neutrons

c)

atoms with no protons

d)

atoms with no electrons

56.
Explain the difference between an atom and a molecule.
a)
One molecule is made of one atom.
b)
One molecule is always made of different particles.
c)
One molecule is made of more than one atom.
d)
One molecule is made of more than two atoms.
57.

Which statement correctly describes an electron in an atom?

a)

Electrons stay inside the nucleus and carry a neutral charge.

b)

Electrons circle the nucleus and have a positive charge.

c)

Electrons move around the nucleus and have a negative charge.

d)

Electrons stay inside the nucleus and have a negative charge.

58.

What is the charge of a sodium ion?

a)

+2

b)

+1

c)

-1

d)

-2

59.
Why are ions formed?
a)
To make our lives difficult
b)
Because atoms want 8 valence electrons
c)
Because atoms have the same number of protons and electrons
d)
Because atoms gained neutrons
60.
If an element has 3 valence electrons, what charge will likely form on its ion ?
a)
+3
b)
+5
c)
-3
d)
-5
61.
Which of the following has a -1 charge? 
a)
Aluminum
b)
Bromine
c)
Calcium
d)
Potassium
62.
Elements on the LEFT side of the periodic table will most likely form:
a)
Positive ions
b)
Negative ions
c)
Neutral Ions
d)
None of these
63.
An atom becomes _______ when it loses electrons.
a)
Positive
b)
Negative
c)
Neutral
d)
Invinsible
64.

The diagram above gives information on elements X and Y.

Which of the following is the electron arrangement of the compound formed when element X and Y react?

a)
b)
c)
d)
65.
Which molecule contains a triple covalent bond between its atoms?
a)
N2
b)
O2
c)
F2
d)
H2
66.

What charge does an atom have when it GAINS electrons?

a)

Positive

b)

Negative

c)

Neutral

67.

Ionic bonds are between...

a)

non-metals and non-metals

b)

carbon and oxygen

c)

metals and non-metals

d)

hydrogen and chlorine

68.

What kind of bond forms between two non-metals?

a)

ionic

b)

covalent

c)

metallic

69.
A bond that is formed when a electron is transferred to form ions
a)
Ionic Bond
b)
Covalent Bond
c)
Metallic Bond
d)
Barry Bonds
70.

Which statement is true about the picture?

a)

The bond is ionic because electrons are being shared.

b)

The bond is ionic because electrons are being transferred

c)

The bond is covalent because electrons are being shared.

d)

The bond is covalent because electrons are being transferred.

71.

Which of the following compounds is formed by transfer of electrons?

a)

Sodium chloride, NaCl

b)

Hydrogen peroxide, H2O2

c)

Ethanoic acid, CH3COOH

d)

Water, H2O

72.

Why do atoms get involved in the formation of a chemical bond?

a)

To get a neutral charge

b)

To increase density

c)

To achieve a stable electron arrangement

d)

To increase heat energy

73.

An atom that gains or loses an electron becomes

a)

an isotope

b)

a new element

c)

an ion

d)

a molecule

74.

Which type of bond occurs between non metals?

a)

ionic bonds

b)

covalent bonds

c)

metallic bonds

d)

all types of bonds

75.

What happens when an atom loses an electron?

a)

It becomes Negatively Charged

b)

It becomes Positively Charged

c)

It remains neutral because the proton also leaves.

d)

It stays the same.

76.

What type of compound soluble in water?

a)

ionic compound

b)

covalent compound

77.

Ionic bonds are form between ...

a)

nonmetals and nonmetals

b)

metals and nonmentals

c)

carbon and oxygen

d)

hydrogen and chlorine

78.

Covalent bonds are formed between ...

a)

two or more nonmetals

b)

sodium and chlorine

c)

metals and metals

d)

metals and nonmetals

79.
A chemical bond resulting from the electrostatic attraction between positive and negative ions is called a(n)
a)
covalent bond.
b)
ionic bond.
c)
charged bond.
d)
dipole bond.
80.
Atoms gain lose, gain, or ______electrons to get a stable outer energy level.
a)
share
b)
split
c)
create
d)
destroy
81.

Which of the following is true about Ionic Bonds?

a)

High melting point

b)

Cannot dissolve in water

c)

Can dissolve in water

d)

Can conduct electricity

e)

Low melting point

82.

When does chemical bond occur?

a)

when an electron is transferred into another atom

b)

when an atom share its electron with another atom

c)

when the valence electrons of the atom is complete

d)

when the atom has an equal number of protons and electrons

83.

What are valence electrons?

a)

sum of the protons and neutrons

b)

protons minus electrons

c)

electrons in the inner shells

d)

electrons in the outer shell

84.
Diamond has a very high melting point due to
a)
Strong covalent bonds between carbon atoms in a layered structure 
b)
All carbon atoms are covalently bonded to 3 other carbons
c)
Strong ionic bonds in a lattice structure
d)
Carbon atom covalently bonded to 4 other Carbons in a giant structure
85.

Diamond is an example of a

a)

simple covalent molecule

b)

giant covalent structure

c)

ionic compound

d)

giant ionic lattice

86.

The regular arrangement of ions in an ionic substance.

a)

Ionic lattice

b)

Ionic pattern

c)

Ionic bonding

d)

Ionic material

87.
What structure is shown in the diagram?
a)
Diamond
b)
Graphite
88.

What do we call large structures that contain only covalent bonds?

a)

Giant covalent molecule

(Macromolecular)

b)

Ionic lattice

c)

Simple molecular structure

89.

Why is graphite so soft and slippery?

a)

It is made of layers of atoms with weak forces between them

b)

It is made of small molecules

c)

It is an ionic compound

d)

The covalent bonds are weak

90.

What type of structure is diamond, graphite and silicon dioxide?

a)

Giant ionic

b)

Giant covalent

c)

Simple molecule

d)

Giant metallic

e)

Monatomic

91.
What property of diamond is an effect of LOTS of energy being required to break the many covalent bonds?
a)
Refractive index
b)
Brilliance
c)
Transparency
d)
Conductivity
e)

High Melting point

92.
What element are diamond and graphite made up of?
a)
A.     Sodium
b)
B.     Carbon
c)
C.     Carbon dioxide
d)
D.     Silicon
93.
What type of compound consists of molecules that made of atoms that are covalently bonded?
a)
ionic
b)
crystal
c)
noncovalent
d)

simple molecular

94.

Why does graphite conduct electricity?

a)

Ions are free to move to carry the charge

b)

Atoms can move

c)

Free electrons that can carry the charge

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