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100
most reactive group of metals on the periodic table
What is the Alkali Metals
100
Equal to the number of protons in an atom
What is the electron
100
a metal + a non-metal
What is ionic bond?
100
the number of electrons that a double bond shares
What is 4?
100
This holds the atom together
What is opposite charges?
200
the group name that Fluorine and Chlorine are in
What is the Halogens?
200
the particle in an atom that has a neutral charge
What is the neutron?
200
non-metals forming bonds
What is a covalent bond?
200
the formula for a bond of Ba+2 and Cl-1
What is BaCl2?
200
states that you can't have more than 8 electrons on the outer energy level
What is the valence electron rule?
300
elements that do not ordinarily form compounds
What are noble gases?
300
the smallest particle that can still be considered an element
What is the atom
300
the ion that is written first in an ionic bond
What is cation or the positive ion or the metal?
300
Chemical formula for tetracarbon tribromide
What is C4B3?
300
The atomic number tells you this
What is the number of protons in the atom?
400
the group that contains magnesium and calcium
What is the Alkaline Earth Metals?
400
part of the atom that moves around the nucleus
What are the electrons?
400
when an atom loses an electron it becomes this
What is a cation or positive ion?
400
the number of valence electrons for carbon
What is 4?
400
an atom with 11 protons and 12 electrons would be called this
What is an anion or negative ion?
500
The charge of atoms in the halogen family
What is -1?
500
the electrons on the outer energy level
What is valence electrons?
500
The chemical name for the formula Na2S
What is Sodium Sulfide?
500
ions that are made up of more than two types of atoms
What is polyatomic?
500
The Father of the Periodic Table
Who is Mendeleev?