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Periodic Table
Metals
Compounds
Atoms
Misc.
100
What is a chemical symbol
"He" stands from helium. What is "He" called?
100
what is a Metalloid?
An element with properties of metals and nonmetals
100
Water
What do we call the compound H20
100
What is the center of an atom called?
Nucleus
100
To conduct or transfer energy
Why is copper used in electric wiring?
200
what is the number of protons an element has
What do the numbers on the periodic table stand for?
200
The shinyness of a metal
What is luster?
200
When atoms join to form a compound it undergoes a ___________?
What is a chemical change
200
Subatomic Particles
What is an atom made up of?
200
The number of atoms of each element in one molecule of a compound.
What does a chemical formula show?
300
What is a group
The elements in a column are part of a _________?
300
Yes
Can metals conduct heat?
300
Are compounds found on the periodic table?
No
300
Empty space
What are atoms mostly filled with?
300
That all matter is made up of tiny particles called atoms.
What was John daltons atomic theory?
400
What is artificially
How are the new elements added to the periodic table made?
400
An alloy
What do you call a metal that is NOT a pure element?
400
NaCl
What is the chemical formula for salt?
400
An atom
What is the smallest part of an element called?
400
Postive, negetive, neutral.
What charge does a proton, electron and neutron have? (answer is order)
500
Noble gasses
What is the column named on the very far right side of the periodic table?
500
Luster, Mallaebility, Ductile, conductors of electricity and heat
What five properties can describe metals?
500
a polyhedron composed of multiple polyhedra sharing the same centre of atention
what is a polyhedral compound
500
Uncut Able
What does atom mean in Greek?
500
Matter and Energy
All the things on earth are either __________ and ___________?