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Electrons
Protons
Neutrons
Vocabulary
Chemistry
100

What charge does an electron have?

Negative (-) charge

100
What number on the Periodic Table tells you the number of protons?
The atomic #
100
How do you calculate the number of neutrons from the Periodic Table?
Start with the Atomic Mass and subtract the Atomic Number
100
What is the definition of a VALENCE ELECTRON?
A VALENCE ELECTRON is found on the outer-most energy level.
100

Which atom has more neutrons, Carbon or Nitrogen? 

Nitrogen

200
Where on an atom are the electrons located?
Electrons are located on energy levels on the outside of the nucleus.
200
What charge does the proton have?
Postivie (+) charge
200
What charge does the neutron have?
No charge (neutral)
200
What is a NEGATIVE ION?
A NEGATIVE ION has more electrons than protons.
200
What are the SUBATOMIC PARTICLES?
protons, neutrons and electrons
300
How many total electrons does Carbon (C) have?
6 electrons
300
How many protons does Neon (Ne) have?
10 protons
300
How many neutrons does Boron (B) have?
11 - 5 = 6 neutrons
300
What is a POSITIVE ION?
A POSITIVE ION has more protons than electrons.
300

Is the electron configuration for Lithium 1s22s2?

No. 1s22s2 would be Beryllium.

400

How many electrons does Chlorine (Cl) have?

17 electrons

400
How many protons does Aluminum (Al) have?
13 protons
400

How many neutrons does Fluorine (F) have?

19 - 9 = 10 neutrons

400
What is the definition of an ISOTOPE?
An ISOTOPE is an atom with different numbers of neutrons.
400
The outermost ring or shell is called:
What is the valence shell?
500
How many electrons does Bromine (Br) have?
35 electrons
500
How many protons does Phosphorus (P) have?
15 protons
500
How many neutrons does Nitrogen (N) have?
14 -7 = 7 neutrons
500

What is found inside a nucleus?

The nucleus contains the protons and neutrons.

500

The s orbital contains how many sublevel(s):

What is 1 sublevel?