Elements
Charges
Subatomic
Numbers
Numbers 2
100
This is the smallest part of an element.
What is an atom?
100

Protons have a _______ charge.

positive

100
Three subatomic particles.
What are protons, neutrons, and electrons?
100
The sum of protons and neutrons in the nucleus of an atom.
What is mass number?
100

The mass of an element with 10 protons and 13 neutrons

23

200
Neutrons are located outside of the nucleus. True or False?
False!
200

Electrons have a ________charge.

negative

200
Located outside of the nucleus and have a negative charge.
What are electrons?
200
The number of protons in an atom of a certain element.
What is atomic number?
200
Neutrons if the mass is 43 and protons are 17

26

300
Electrons are located outside of the nucleus. True or False?
True!
300

When an atom has more electrons than protons it will have this type of charge.

What is negative?

300
Located inside of the nucleus and have a positive charge.
What are protons?
300
The atomic number of Oxygen.
What is 8?
300

Electrons if the net charge is 8 and the protons are 10

-2

400

Protons and neutrons tell us the Mass of an element. True or false?

True!

400

When an atom has more protons than electrons it will have this type of charge.

What is positive?

400
Atoms of different elements have different numbers of these.
What are protons?
400
The mass number of Potassium.
What is 39.098?
400

Protons if the mass is 56 and the neutrons are 30

26

500

How are the elements on the periodic table arranged?

Lightest to heaviest

500
An atom that is neither positively or negatively charged.
What is neutral?
500

The charge of at atom with 10 protons and 17 electrons

-7

500
Mass number - atomic number = ______ __ ________.
What is the numer of neutrons?
500

How many Oxygen atoms are in 4 molecules of (OH3)2

8

M
e
n
u