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Grade 6 Practice Quiz

Total questions: 46

Worksheet time: 46mins

Name
Class
Date
1.
What is at the center of every atom?
a)
An electron
b)
A compound
c)
A molecule
d)
A nucleus
2.
Which two particles make up the nucleus of an atom?
a)
Protons and Electrons
b)
Protons and Neutrons
c)
Molecules and Compounds
d)
Neutrons and Electrons
3.
The particles with no charge in an atom are the _______.
a)
electrons
b)
neutrons
c)
protons
d)
protons and neutrons
4.
The positively charged particles of an atom are the ________.
a)
electrons
b)
protons
c)
neutrons
d)
protons & neutrons
5.
The negatively charged particles of an atom are the ______.
a)
electrons
b)
protons
c)
neutrons
d)
protons & neutrons
6.
Which of the following scientists added negatively-charged particles to the model of the atom?
a)
Niels Bohr
b)
John Dalton
c)
Ernest Rutherford
d)
J. J. Thomson
7.
How was the Thomson model different from the Bohr model that followed it?
a)
The Bohr model did not include positive charges in the atom.
b)
The Bohr model showed electrons surrounding the positive nucleus.
c)
The Bohr model consisted of a single, solid mass with no smaller particles.
d)
The Bohr model showed neutrons in a cloud surrounding the negative nucleus.
8.
Who coined the term the atom?
a)
Democritus
b)
Dalton
c)
Bohr
d)
Thomson
9.
Who discovered the electron?
a)
Dalton
b)
Bohr
c)
Thomson
d)
Rutherford
10.
Who discovered a positively charged particle in the center of the atom?
a)
Bohr
b)
Thomson
c)
Dalton
d)
Rutherford
11.

Which researcher's experiments led to the discovery of the proton?

a)

John Dalton

b)

Neils Bohr

c)

James Chadwick

d)

Ernest Rutherford

12.

Which equipment was used in the discovery of electrons?

a)

cathode ray tube

b)

particle collider

c)

scanning tunneling microscope

d)

gold foil and a detector screen

13.

Scientist theorize that there are how many types of quarks?

a)

2

b)

4

c)

6

d)

8

14.

What does Atomos mean?

a)

A. small particle

b)

B. uncuttable

c)

C. particle with no charge

d)

D. unstoppable

15.

Rutherford performed the gold foil experiment to discover _________________.

a)

A. protons

b)

B. electrons

c)

C. neutrons

d)

D. positrons

16.

Who used the cathode ray tube experiment to discover electrons?

a)

A. John Dalton

b)

B. JJ Thompson

c)

C. Ernest Rutherford

d)

D. James Chadwick

17.

John Dalton is known for:

a)

A. discovering that atoms are mostly empty space.

b)

B. the plum pudding model.

c)

C. discovering neutrons.

d)

D. atomic theory.

18.

Democritis is known for:

a)

A. discovering that atoms are mostly empty space.

b)

B. the cloud model.

c)

C. atomos

d)

D. discovering that electrons move in energy levels.

19.

Rutherford is known for:

a)

A. discovering the neutron.

b)

B. the plum pudding model.

c)

C. discovering that atoms are mostly empty space.

d)

D. discovering that electrons move in energy levels.

20.

Bohr is known for:

a)

A. discovering that the atom is mostly empty space.

b)

B. atomos

c)

C. the cloud model.

d)

D. discovering that electrons move in energy levels.

21.

James Chadwick is known for:

a)

A. discovering that the atom is mostly empty space.

b)

B. the plum pudding model.

c)

C. discovering the neutron.

d)

D. discovering that electrons move in energy levels.

22.

The model we use today is:

a)

A. the plum pudding model.

b)

B. the model that shows that electrons move in energy levels like planets orbiting the sun.

c)

C. the cloud model.

23.

What did Ernst Schrodinger contribute to our understanding of the atom?

a)

the plum pudding model

b)

the electron cloud model

c)

the nucleus

d)

energy levels

24.

The Alkali Metals are group(s) ___________.

a)

1

b)

2

c)

3-12

d)

17

25.

The Alkaline Earth Metals are group(s) __________.

a)

1

b)

2

c)

3-12

d)

17

26.

The Transition Metals are group(s) ______.

a)

1

b)

2

c)

3-12

d)

17

27.

Who created the first periodic table?

a)

Mendel

b)

Mendeleev

c)

Moseley

d)

None of these men did!

28.

Who created the modern periodic table?

a)

Mendeleev

b)

Mendel

c)

Moseley

d)

None of these men did!

29.

On the periodic table, rows are known as __________ and columns are known as __________.

a)

groups, periods

b)

periods, groups

30.
Which of the following is a good conductor of heat?
a)
Metal
b)
Nonmetal
c)
Metalloid
31.
Which of these is a property of metals?
a)
It's malleable
b)
It can't conduct electricity
c)
They are used in food
d)
It's very brittle
32.

One property of nonmetals is that it they are good conductors of electricity.

a)

true

b)

false

33.
a)
Metals
b)
Nonmetals
c)
Metalloids
34.

A halogen is a _____________. Select ALL that apply.

a)

"loner" or does not react with others.

b)

salt-former

c)

metal

d)

non-metal

35.

A noble gas is a _________. Select ALL that apply.

a)

"loner" or does not react with others.

b)

salt-former

c)

metal

d)

non-metal

36.

Carbon has an atomic number of 6. What is the proton number?

a)

6

b)

8

c)

10

d)

12

37.

An isotope of Carbon has 6 protons and 8 neutrons. We would call this Carbon-_____.

a)

2

b)

12

c)

14

d)

16

38.

Where are metals found on the periodic table?

a)

only in periods 3 and 4

b)

the the right of nonmetals

c)

on the left side of the table

d)

between metalloids and nonmetals

39.

Which location of the periodic table contains only metalloids?

a)

the area to the left of the metals

b)

the area beneath the metals and nonmetals

c)

the area between metals and nonmetals

d)

the area between halogens and the noble gases

40.

A _______ sometimes conducts electricity like a metal and sometimes blocks the flow of electricity like a nonmetal.

a)

semiconductors

b)

insulator

41.

The ability for a metal to be pulled into thin wires is its __________.

a)

malleability

b)

conductivity

c)

ductility

d)

density

42.

The periodic table is arranged by _____________________________, which is the number of protons in the nucleus of an atom of each element.

a)

atomic number

b)

atomic mass

c)

mass number

d)

chemical symbol

43.

___________________ is the ability of a metal to reflect light.

a)

Luster

b)

Ductility

c)

Malleability

d)

Reactivity

44.

________________ is the ability of a substance to be hammered or rolled into sheets.

a)

Malleabilty

b)

Ductility

c)

Conductivity

d)

Reactivity

45.

Except for mercury, all metals are ________________ at room temperature.

a)

solids

b)

liquids

c)

gases

d)

plasma

46.

What group is highlighted?

a)

Transition Metals

b)

Lanthanides

c)

Actinides

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