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2.2 Protons Neutrons and Electrons

Total questions: 51

Worksheet time: 1hrs 5mins

Name
Class
Date
1.

Which has a positive charge?

a)

neutron

b)

electron

c)

tron

d)

proton

2.

Which number shows the atomic number?

a)

2

b)

4.0026

c)

4

d)

HE

3.

Which has a neutral charge?

a)

proton

b)

electron

c)

neutron

d)

tron

4.

Which number represents the atomic mass?

a)

HE

b)

4.0026

c)

2

d)

4

5.

Which has a negative charge?

a)

proton

b)

electron

c)

isotope

d)

neutron

6.

Matter composed of one type of atom:

a)

isotope

b)

ion

c)

element

d)

mixture

7.

The short or abbreviated way to write an element:

a)

Address

b)

Nickname

c)

Symbol

d)

Code

8.

The sum of protons and neutrons around the nucleus

a)

atomic number

b)

mass number

c)

average atomic mass

d)

mass amount

9.

What are the 2 main parts of the atom

a)

nucleus, electron cloud

b)

proton, neutron

c)

electron cloud, proton

d)

Electron cloud ,neutron

10.

Which part of the atom stores the protons and neutrons

a)

proton cloud

b)

neutron cloud

c)

electron coud

d)

The nucleus

11.

what part of the atom stores the negative particles?

a)

neutron cloud

b)

proton cloud

c)

electron cloud

d)

nuclear cloud

12.

Atoms that have a different amount of electrons than protons

a)

covalent bonds

b)

isotopes

c)

ionic bonds

d)

ions

13.

Atoms with the same number of protons but different number of neutrons.

a)

covalent bonds

b)

isotopes

c)

ionic bonds

d)

ions

14.

What charge does the nucleus have?

a)

Negative

b)

Postitive

c)

Neutral

d)

Visa/Amex

15.

What is the smallest unit of matter?

a)

Orbital

b)

Cloud

c)

valence

d)

Atom

16.

What are energy levels in the electron cloud called?

a)

Proton

b)

Nucleus

c)

Atoms

d)

Orbitals

17.

Which subatomic particles are the smallest?

a)

Neutrons

b)

Protons

c)

Electrons

d)

Atoms

18.

Which subatomic particles have the least mass?

a)

Neutrons

b)

Protons

c)

Electrons

d)

Atoms

19.

What is Jimmy?

a)

Electron

b)

Proton

c)

Atomic

d)

Neutron

20.

:What is letter “A.”pointing to?

a)

Proton

b)

Neutron

c)

Electron

d)

Atom

21.

What is letter “B” pointing to?

a)

Neutron

b)

Proton

c)

Electron

d)

Atom

22.

What is letter “C”. pointing to?

a)

Neutron

b)

Proton

c)

Electron

d)

Atom

23.

What is made of atoms of different elements bonded together?

a)

Elements

b)

Compounds

c)

Mixtures

d)

Quarks

24.

An element will always have the same number of

a)

electrons

b)

neutrons

c)

protons

d)

Orbitals

25.

Atomic Mass of an atom is the?

a)

amount of neutrons plus electrons

b)

amount of protons plus neutrons

c)

amount of electrons plus protons

d)

amount of protons only

26.

How many protons are in Sodium?

a)

11

b)

22

c)

12

d)

33

27.

How many electrons are in Aluminium?

a)

40

b)

27

c)

13

d)

14

28.

How many neutrons are in Magnesium?

a)

36

b)

12

c)

24

d)

6

29.

How many neutrons are in Phosphorus?

a)

16

b)

15

c)

31

d)

46

30.

How many electrons are in Sulfur?

a)

32

b)

16

c)

48

d)

8

31.

How many protons are in Chlorine?

a)

35

b)

18

c)

17

d)

52

32.

How many neutrons are in Argon?

a)

18

b)

40

c)

58

d)

22

33.

How many electrons are in Potassium?

a)

19

b)

20

c)

58

d)

39

34.

How many protons, neutrons, and electrons are in Oxygen?

a)

Protons = 8; Neutrons = 16; Electrons = 8

b)

Protons = 8; Neutrons = 8; Electrons = 8

c)

Protons = 16; Neutrons = 8; Electrons = 16

d)

Protons = 16; Neutrons = 24; Electrons = 16

35.

Arsenic has a mass of _______

a)

33

b)

79

c)

75

d)

47

36.

Oxygen has a mass of...

a)

8

b)

16

c)

15

d)

6

37.

The negatively charged particle that is found in the rings of an atom is called a(n)

a)

electron

b)

proton

c)

neutron

d)

nucleus

38.

The nucleus is made up of

a)

Protons and neutrons

b)

protons and electrons

c)

electrons and neutrons

d)

neutrons

39.

The neutrally charged particle (no charge) inside the nucleus is called a(n)

a)

proton

b)

neutron

c)

electron

d)

nucleus

40.

A proton is described as

a)

a positively charged particle in the nucleus

b)

a positively charged particle in the rings of an atom

c)

a neutrally charge particle in the nucleus

d)

a negatively charge particle in the nucleus

41.

What property determines if an atom is identified as Chlorine?

a)

it has 18 neutrons

b)

it has an atomic mass of 35

c)

it has 17 protons

d)

Its element symbol is Cl

42.

How many protons are in a Chlorine atom?

a)

17

b)

35

c)

35.45

d)

18

43.

How many electrons are in a Chlorine atom?

a)

17

b)

35

c)

35.45

d)

18

44.

How many neutrons are in an average Chlorine atom?

a)

17

b)

35

c)

35.45

d)

18

45.
What is the atomic mass of Neon?
a)
10
b)
20.18
c)
10.18
d)
30.18
46.

How many electrons does a Copper atom have?

a)

63

b)

29

c)

92

d)

34

47.

How many neutrons does a Hydrogen atom have?

a)

1

b)

2

c)

3

d)

0

48.

How many protons are in a phosphorus atom?

a)

15

b)

16

c)

31

d)

46

49.

The nucleus of an atom contains which subatomic particles?

a)

protons and electrons

b)

protons and neutrons

c)

electrons and neutrons

d)

protons, electrons, and neutrons

50.
The atomic number is equal to _.
a)
the number of protons and electrons
b)
the number of neutrons only
c)
the total number of protons and neutrons
d)
the number of protons neutrons and electrons
51.

How many neutrons are in a Phosphorus atom?

a)

15

b)

30.9738

c)

16

d)

31