Atomic Structure Chapter Review

An atom has a mass of 54 while is atomic number is 32.  How many electrons does it have?
Tip: APEMAN

• 22

• 32

• 54

• 0

An atom consists of these basic parts:

• neutrons

• protons

• elements

• cloud

• electrons

Tags

NGSS.MS-PS1-1

What is an electron cloud?

• It contains the protons and neutrons

• It surrounds the nucleus and contains the electrons

• It is the basic building block of all matter

Where are the protons located in an atom?

• In the nucleus

• In the electron cloud

• In the empty space

For an atom to be neutral (no charge), it must have an equal number of _____ and ______.

• protons and neutrons

• protons, neutrons, and electrons

• protons and electrons

An atom's atomic number comes from its number of ________.

• electrons

• protons

• neutrons

When an atom has an equal number of protons and electrons, it is considered __________.

• neutral

• ion

• charged

The first ring or shell of the electron cloud can hold a total of how many electrons?

• unlimited number

• 2

• 1

Atoms are the basic ________ ________ of all matter.

• functions

• tools

• building blocks

Tags

NGSS.MS-PS1-1

Atoms are the basic _________ of a chemical element.

• structure

• form

• unit

Tags

NGSS.MS-PS1-1