Atom.
Isotopes.
Ions.
Periodic table.
Bonus
100
What is the charge of an electron?
negative charge
100
How many neutrons are in carbon 13?
7 neutrons
100
What is an ion?
atom or molecule with a net electric charge due to the loss or gain of one or more electrons.
100
What is a periodic table?
a table of the chemical elements arranged in order of atomic number, usually in rows, so that elements with similar atomic structure appear in vertical columns.
100
what are group 1 elements called?
The Alkali Metals
200
What is the charge of a proton?
positive charge
200
How many neutrons are in sodium 24?
13 neutrons.
200
What is a cation and anion?
Cations are positively-charged ions which they lose electrons and anions are negatively-charged ions which gain electrons.
200
Who discovered the periodic table first?
Dmitri Mendeleev.
200
what are group 8 elements called?
noble gases
400
What is the charge of an neutron?
Neutral.
400
How many neutrons are in carbon 14?
8 neutrons
400
The ions of the alkali metals will have a charge of....
+1.
400
What is located on the left hand side of the periodic table.?
metals
400
What are the Group 4 elements called?
transition metals.
600
What is inside of the nucleus?
Protons and Neutron.
600
If carbon has the atomic mass of 13 how many neutrons does it have.?
7 neutrons.
600
what type of ions do alkaline earth metals form?
All the alkaline earth metals have two electrons in their valence shell so they lose two electrons to form cations with a 2+ charge.
600
Where are the metalloids located?
located on the zig-zag line.
600
what are group 5 elements called?
Pnictogens.
800
what is an atom?
the basic unit of a chemical element.
800
What is an isotope.?
chemical elements that possess the same number of protons and electrons, but a different number of neutrons.
800
Did this atom lose or gain electrons?
Gain.
800
What nonmetal is on the left hand side of the periodic table.?
Hydrogen.
800
what are group 3 elements called?
boron.