Periodic Table 1
When two or more elements combine, it is called a...
Compound
Protons have what type of charge?
(positive, negative, or neutral)
Positive
Convert to standard:
3.12x105
312,000
The prefix deca represents what number?
10
What charge number does Group 1 have?
+1
The Periodic Table is made up of ___________.
Elements
Name an Element on Group 1 on the Periodic Table.
Convert to standard:
1.2x10-3
0.0012
The prefix name for 5 is called ...
penta
What charge number does Group 17 have?
-1
The small, negatively charged particles, that orbit the nucleus of an atom are called...
Electrons
A small particle with a neutral charge located in the nucleus of an atom is called a...
Neutron
Convert to standard:
3.9x10-4
0.00039
The prefix name for 7 is called...
hepta
Polyatomic ions usually end in ___ or ____.
ate or ite
What family is Group 18 called?
Noble Gases
Name a Diatomic element.
Hydrogen, Nitrogen, Oxygen, Fluorine, Chlorine, Bromine, Iodine.
Covert to standard:
5.7x106
5,700,000
Name the Covalent Compound:
N2O5
Dinitrogen pentoxide
Name the Ionic Compound:
NaCl
Sodium chloride
Hydrogen is part of what family?
Nonmetals
The largest family in the center of the periodic table is called...
Convert to standard:
2.31x10-7
0.000000231
Name the Covalent Compound:
P3N5
Triphosphorous pentanitride
Name the Ionic Compound:
MgS
Magnesium sulfide