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Per Tab/Atoms
Question | Answer |
---|---|
Located in the nucleus and have positive charges | Protons |
Located in the nucleus and have no charge (neutral) | Neutrons |
Located outside the nucleus and have negative charges | Electrons |
Each inner energy level has maximum number of these it can hold? | Electrons |
Where is the number of electrons shown on the periodic table for an element? | Above the element |
If an atom's mass is 8, how many subatomic particles would it have in the nucleus? | 8 |
What is the number below the element represent? | Atomic mass |
What is Atomic mass? | Total number of protons and neutrons |
An atom that gains or loses electrons? | Ion |
Elements are the same if they have the same number of? | Protons and Electrons |
The same element with different amounts of neutrons are called? | Isotopes |
An element is identified by the number of ______ it has. | Protons |
What are groups 3 through 12 of the Periodic Table called? | Transition elements |
Elements that are in pairs? | Diatomic |
On the Periodic Table, what identifies the number of energy levels an atom has? | Period number |
What element family has 2 electrons on the outer level? | Alkaline Earth Metals |
When is an atom non-reactive? | When its outer electron ring is full |
What group are Noble Gasses in? | 18 |
"1,2, jump the ditch, 3,4,5,6,7,8" | number of valence electrons |
Two or more elements that can't be separated? | Compound |
These are usually gasses or brittle elements and are poor conductors? | non-metals |
A metal has this property if you can form it into a sheet, roll it, or make into wire? | Malleable |
The only metal that is liquid at room temperature? | Mercury |
Located left of the zig-zag line? | Metals |
Located on the "steps" of the Periodic Table. | Metalloids |
Splitting of atoms | Fission |
Takes extreme heat and is not cost efficient to bind atoms? | Fusion |
The phase of mater that has the fastest molecular movement? | Gas |
Has the slowest molecular movement? | Solid |
Numbered in horizonally rows? | Period |
Numbered in vertical column? | Group |
Created the first Periodic table? | Mendeleev |
This family of elements comes in pairs and is reactive as a gas | Halogens |