Atoms and Molecules - Assessment

1.

Multiple Choice

5 mins

5 pts

All matter is made of

energy

atoms

electrons

compounds

2.

Multiple Choice

5 mins

5 pts

What is the basic unit of matter and is the smallest particle of an element?

Atoms

Elements

Compounds

Molecules

3.

Multiple Choice

5 mins

5 pts

Two or more atoms chemically bonded together are called a

atom

element

molecule

mixture

4.

Multiple Choice

5 mins

5 pts

How many hydrogen atoms are there in a water molecule?

0

1

2

3

5.

Multiple Choice

5 mins

5 pts

This subatomic particle of an atom has a POSITIVE charge.

electron

neutron

proton

amitron

6.

Multiple Choice

5 mins

5 pts

Protons and neutrons clump together to form the __________ of an atom.

nucleus

centrosome

outer shell

orbital

7.

Multiple Choice

5 mins

5 pts

This subatomic particle of an atom has NO charge.

electron

proton

atom

neutron

8.

Multiple Choice

5 mins

5 pts

This subatomic particle of an atom has a NEGATIVE charge.

electron

proton

atom

neutron

9.

Multiple Choice

5 mins

5 pts

A molecule is made up of ____ or more atoms.

1

2

3

4

10.

Multiple Choice

5 mins

5 pts

The nucleus of an atom is made up of ___________________.

Protons and Neutrino

Neutrons and Electrons

Protons and Neutrons

Protons and Electrons

11.

Multiple Choice

5 mins

5 pts

Which part of an atom is represented by the blue circles?

electrons

neutrons

protons

12.

Multiple Choice

5 mins

5 pts

Which part of an atom is represented by the orange circles?

electrons

neutrons

protons

13.

Multiple Choice

5 mins

5 pts

Which part of an atom is represented by the green circles?

neutrons

protons

electrons

14.

Multiple Choice

5 mins

1 pt

Smallest particles of chemical elements

Mixture

cOMPOUND

Atom

Element

15.

Multiple Choice

5 mins

7 pts

Atoms cannot be _____ apart.

middle/ center

broken

16.

Multiple Choice

5 mins

7 pts

The nucleus is in the _____ of the atom.

everything

middle/ center

protons

17.

Multiple Choice

5 mins

7 pts

All _____ is made of atoms.

electrons

matter

neutrons

18.

Multiple Choice

5 mins

1 pt

The science that study atoms and molecules

Chemistry

Biology

Geology

19.

Multiple Choice

5 mins

1 pt

Area of Science that studies tiny particles of atom.

Quantum mechanics

Electromagnetic field

Periodic table

20.

Multiple Choice

5 mins

1 pt

Type of force that holds the nucleus of an atom together.

electromagnetic field

quantum mechanics

electrons and neutons

21.

Multiple Choice

5 mins

1 pt

The number of electrons in atoms determine an element's ______ properties

chemical

physical

quantum mechanics

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