Atoms Review

Atoms Review

By: Ms. Bailey

Multiple Choice

Protons have a _________________ charge.

• negative

• surface

• positive

• neutral

Multiple Choice

Electrons have a ______________ charge.

• neutral

• negative

• positive

• surface

Multiple Choice

There are the same number of _________ in an atom.

• protons and electrons

• electrons and neutrons

• protons and neutrons

• protons and particles

Multiple Choice

The amount of _________ an atom has determines the name of the element.

• protons

• neutrons

• particles

• elements

Multiple Choice

There are the same number of _________ in an atom.

• protons and electrons

• electrons and neutrons

• protons and neutrons

• protons and particles

Multiple Choice

The amount of _________ an atom has determines the name of the element.

• protons

• neutrons

• particles

• elements

Multiple Choice

All of the elements known are found on the _________.

• head of a pin

• inside of an atom

• surface of the earth

• Periodic Table of the Elements

Multiple Choice

Two or more atoms that combine form a ______.

• molecule

• Periodic Table

• nucleus

• particle

Multiple Choice

Neutrons have a ______________ charge.

• neutral

• surface

• positive

• negative

Multiple Choice

The particles that orbit the nucleus of an atom are called ____________.

• nuclei

• protons

• neutrons

• electrons

Multiple Choice

The nucleus of an atom contains the ____.

• protons and particles

• protons and neutrons

• electrons and neutrons

• protons and electrons

Multiple Choice

Electrons have a ______________ charge.

• neutral

• negative

• positive

• surface

Multiple Choice

The word atom comes from Atomos, which is a Greek word that means _______.

• atom

• element

• indivisible

• molecules

Multiple Choice

Protons have a _________________ charge.

• negative

• surface

• positive

• neutral

Multiple Choice

Atom is the common name for the ______________________________.

• elements on the Periodic Table

• tiny particles of matter that can't be further divided and remain the same substance

• two or more elements that have combined chemically

• substances that have mass and take up space

Multiple Choice

Protons and neutrons are found in the center of the atom called the:

• nucleus

• neutron

• shell

• cell

Multiple Choice

The smallest piece of an element:

• quark

• electron

• shell

• atom

Multiple Choice

True or False? Neutrons have a negative charge

• True
• False

Multiple Choice

an atom with atomic number 6 would have how many protons 

• 6
• 12
• 3
• cannot be determined 

Multiple Choice

What is the atomic number for an element with three protons?

• 2
• 1
• 3
• 6

Multiple Choice

What is the mass number?

• the number of protons
• the number of protons and neutrons
• the number of neutrons
• the number of protons and electrons

Multiple Choice

What is the atomic number for an element with three protons?

• 2
• 1
• 3
• 6

Multiple Choice

True or False? Neutrons have a negative charge

• True
• False

Multiple Choice

an atom with atomic number 6 would have how many protons 

• 6
• 12
• 3
• cannot be determined 

Multiple Choice

Name ALL the evidences that show a chemical reaction has occurred.

• color, gas, light

• light, precipitate, odor,

• color, gas, light, temperature, precipitate

• temperature, smell, light, conductivity, taste

Multiple Choice

5CO₂

_{How many molecules are there? How many elements?}

• 5 molecules, 2 elements

• 2 elements, 5 molecules

• 10 atoms, 5 elements

• 15 elements, 2 molecules

Multiple Choice

What is a valence electron?

• An electron in the outer most occupied energy level of an atom

• An electron that has properties similar to a transition metal

• Electrons with high reactivity

• Noble gases

Multiple Choice

What is a chemical equation?

• A short way to show a chemical reaction using symbols
• A way to explain a chemical reaction using words

Multiple Choice

The blue numbers in the image below represent ________

• I don't know, and don't want to try
• coefficients
• subscripts
• none of the answers are correct

Multiple Choice

How many elements are in C₆H₁₂O₆?

• 1

• 2

• 3

• 4

Multiple Choice

Element or compound?
O₂

• Element
• Compound

Multiple Choice

Which of the following is a compound?

• Co

• O₂

• C

• CO₂

Multiple Choice

Which is the correct formula for:

three hydrogen (H)

one sulfur (S)

four oxygen (O)

• H₃SO₄

• HSO₄

• H₄S₃O

• H₂O

Multiple Choice

How many atoms are there TOTAL in:

H₂SO₄

• 6

• 5

• 7

• 3

Multiple Choice

The red numbers in the image below represent ________

• subscripts
• coefficients
• I don't know, and don't want to try
• None of the answers are correct

Multiple Choice

How many atoms are there TOTAL in:

H₂SO₄

• 6

• 5

• 7

• 3

Multiple Choice

Which is the correct formula for:

three hydrogen (H)

one sulfur (S)

four oxygen (O)

• H₃SO₄

• HSO₄

• H₄S₃O

• H₂O

Multiple Choice

Which of the following is a compound?

• Co

• O₂

• C

• CO₂

Multiple Choice

Element or compound?

O₂

• Element

• Compound

Multiple Choice

How many elements are in C₆H₁₂O₆?

• 1

• 2

• 3

• 4