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WorksheetsAtomic Structure - Wk. 5 Vocab
Total questions: 15
Worksheet time: 10mins
Electrons in the outermost energy level (or shell) of an atom.
Valence Shell
Electrons
Valence Electrons
Outermost shell of an atom that determines its reactivity .
Electron Cloud
Valence Shell
Valence Electrons
Region of space around the nucleus where the electrons circle.
Orbital (Electron shell)
Nucleus
Atom
Also called electron shells; the distance from the nucleus where electrons may be found.
Energy Levels
Energy Stages
Electron Ring
Electron Cloud
Rate at which a chemical substance undergoes a chemical reaction.
Attraction
Electron Connection
Electron Grouping
Reactivity
The sum of negative and positive charges.
Charge Total
Net Charge
Atom Charge
An element's Atomic Number is equal to its number of?
Neutrons
Protons
Electrons
An element's Atomic Mass is equal to its total number of?
Protons & Neutrons
Protons & Electrons
Neutrons & Electrons
Which two subatomic particles are located in the nucleus?
Electrons & Protons
Electrons & Neutrons
Protons & Neutrons
Which subatomic particles are located only in the Electron Cloud?
Neutrons
Protons
Electrons
If an atom is neutral, what charge does it have?
Positive Charge
No Charge
Negative Charge
If an element is neutral, which two of its subatomic particles are equal?
Protons & Electrons
Electrons & Neutrons
Neutrons & Protons
An element's Atomic Number is 7. How many Protons does the element have?
8
10
7
5
An element's Atomic Mass is 9 and it has 4 Protons. How many Neutrons does it have?
13
5
36
Which element has 6 Neutrons?
