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Atomic structure

Total questions: 25

Worksheet time: 22mins

Name
Class
Date
1.

Subatomic particles with a negative charge

a)

Electrons

b)

Neutrons

c)

Protons

d)

Quarks

2.
subatomic particles found on the outermost shell & responsible for the atom's reactivity
a)
neutrons
b)
valence electrons
c)
isotopes
d)
ions
3.
Subatomic particles with a positive charge
a)
neutrons
b)
atomic mass
c)
protons
d)
isotopes
4.
Subatomic particles that are neutral in charge
a)
Neutrons
b)
Protons
c)
Nucleus 
d)
Electrons
5.
Atoms of the same element with a different number of neutrons
a)
Ion
b)
Gluons
c)
Isotope
d)
Quarks
6.
A charged atom
a)
Ion
b)
Isotope
c)
Electron Cloud
d)
Quark
7.
The smallest particle of an element that shows all the properties of that element.
a)
Subatomic Particles
b)
Atom
c)
Quarks
d)
Gluons
8.
A tiny but very dense, positively charged portion of the atom that holds most of the atomic mass
a)
Electron Shells
b)
Orbitals
c)
Electron Cloud
d)
Nucleus
9.
Arrangement of elements organized by atomic number
a)
Electron Cloud 
b)
Periodic Table 
c)
Electron Configuration
d)
None of these
10.
Discovered the nucleus of the atom through the Gold Foil Experiment
a)
Rutherford
b)
Chadwick
c)
Thomson
d)
Dalton
11.
The only element with no neutrons in its nucleus.
a)
Oxygen
b)
Helium 
c)
Hydrogen
d)
Lithium
12.

A horizontal row of elements in the periodic table

a)

Molecule

b)

Period

c)

Family

d)

Atom

13.

The smallest particle of an element.

a)

Element

b)

Molecule

c)

Atom

14.

A substance that cannot be broken down into other substances by chemical or physical means.

a)

Covalent bond

b)

Atom

c)

Element

15.

A combination of two or more atoms

a)

Period

b)

Molecule

c)

Atom

d)

Family

16.

What is the atomic number?

a)

35

b)

18

c)

17

d)

52

17.

How many protons and electrons does this element have?

a)

35

b)

18

c)

17

d)

52

18.

What is the atomic mass of Neon?

a)

10

b)

20

c)

30

19.

How many neutrons does calcium have?

a)

20

b)

40

c)

60

d)

0

20.

What is the atomic mass of Arsenic?

a)

33

b)

107

c)

75

21.

What would Au (Gold) be categorized as on the periodic table?

a)

Nonmetal

b)

Metal

c)

Transitional metal

d)

Noble gas

22.

What would He (Helium) be categorized as on the periodic table?

a)

Nonmetal

b)

Metal

c)

Noble gas

d)

Transitional metal

23.
Which of the following particles has the smallest mass?
a)
neutron
b)
proton
c)
nucleus
d)
electron
24.
Matter that is made up on only one type of atom is called
a)
a compound
b)
a subatomic particle
c)
an element
d)
water
25.
The term "neutral" means
a)
having only a little bit of charge
b)
having a positive charge
c)
having a negative charge
d)
having no charge at all

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