Vocabulary
Elements
Periodic Table
Compounds
Name that Atomic Number!
100
The subatomic particle with a positive electric charge
What is a proton?
100
Element #8
What is Oxygen?
100
The arrangement of elements according to their atomic numbers
What is the Periodic Table?
100
A substance formed of atoms from two or more elements
What is a compound?
100
Zinc
What is #30?
200
A negatively charged subatomic particle
What is an electron?
200
Element #6
What is carbon?
200
Is the number of protons in an atom
What is the atomic number?
200
1 atom of carbon and 2 atoms of oxygen
What is carbon dioxide (CO2)?
200
Iodine?
What is #53?
300
A subatomic particle with no electric charge
What is a neutron?
300
Element #79
What is gold?
300
The atomic number is describes how many _____ and ____ an element has.
What are the number of protons and electrons?
300
2 atoms of hydrogen and 1 atom of oxygen
What is water (H2O)?
300
Iron?
What is #26?
400
A pure substance that is made of only one kind of atom
What is an element?
400
Element #47
What is silver?
400
Each pure element on the Periodic Table has this many kinds of atoms in it.
What is 1?
400
2 atoms of hydrogen and 2 atoms of oxygen (name)
What is hydrogen peroxide (H202)?
400
Nitrogen
What is #7?
500
The smallest unit of a pure substance that still has all the properties of the substance
What is an atom?
500
#28
What is nickel?
500
Element 12 on the Periodic Table is magnesium. How many electrons and protons does it have?
What are 12?
500
1 atom of carbon and 1 atom of oxygen
What is carbon monoxide (CO)?
500
Sodium
What is #11?
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