Terms
What is an ION
An atom with extra electrons
What does the ARROW mean in a chemical equation
The DIRECTION of the reaction
What are the ROWS on the periodic table called?
PERIODS
How many HYDROGEN atoms are shown below
3H4N2
12
What cartoon character looks like a Water Molecule?
Mickey Mouse
What is an ISOTOPE
An atom with a different number of NEUTRONS
What does the PLUS sign mean in a chemical equation?
It SEPARATES compounds and molecules
What are the columns on the periodic table called?
GROUPS
How many oxygen atoms are shown below
2O3N
6
Is Carbon a metal or non-metal
non-metal
What is a VALENCE ELECTRON?
What number CAN be changed when balancing a chemical equation?
The COEFFICIENT
What group of elements on the periodic table do NOT bond with other elements
The NOBLE GASES
How many N atoms are shown below
2H(N2H3)2
8
What two subatomic particles determine the atomic mass?
protons and neutrons
When atoms give up or add electrons, what type of bond is formed?
An IONIC BOND
What number CANNOT be changed in a chemical equation?
The SUBSCRIPT
Which side of the periodic table are the NON-METALS located?
on the RIGHT side
How many C atoms are shown below
2Fe(C3H2)4
24
The atomic number is equal to the number of what?
protons
When atoms share electrons, what type of bond is formed?
A COVALENT BOND
Where are the PRODUCTS located in a chemical equation?
Where are the METALS located on the periodic table?
on the LEFT side
How many Na atoms are shown below
3NaCl2 + 2HCNa4
11
What ending is added to the second name of a chemical compound