Atoms
A particle in an atom with a positive charge.
Proton
The element C.
Carbon
What tells us the number of protons in an atom's nucleus?
Atomic number
Solids, Liquids and Gases are the three main states of matter...what is the fourth?
Plasma
O2
Element
What are the tiny particles that are the building blocks of all matter?
Atoms
What is the most common chemical element in the universe?
Hydrogen
Other than Hydrogen these element in group 1 are part of what family?
ALKALI METALS
Molecules that consists of two or more different elements.
Compound
CO2
Compound
Subatomic particles with a negative charge.
Electrons
Usually contains either one or two letters and is used for chemical formulas.
Element Symbol or Chemical Symbol
This family of gases are all part of group 18 (far right) on the periodic table that are not reactive with other elements.
Noble Gases
A form of matter made up of electrically charged atomic particles. Can be found in the sun, stars and lightning.
Plasma
H2
Element
Atoms are mostly made up of
MEPYT APESC
(UNSCRAMBLE TWO WORDS)
Empty space
Diamonds, coal and graphite or two forms of this element.
Carbon
This number reflects the number of Protons and Neutrons in the nucleus of an atom.
Mass Number or Atomic Mass
These are not to be trusted...they make up everything
Atoms
The number of atoms in this compounds chemical formula C6 H12 O6.
What is 24 atoms?
A subatomic particle with a neutral charge.
Neutron
What is the chemical symbol for Gallium?
Ga
Good conductors of heat and electricity these elements are found in the middle of the periodic table.
Transition Metals
A Russian Scientist who formulated the Periodic Law, and created a version of the periodic table.
Dmitri Mendeleev
Another name for a C12H22O11 .
What is a sugar?