Atom
What is the charge of an electron?
negative charge
How many neutrons are in carbon 13?
7 neutrons
What is an ion?
atom or molecule with a net electric charge due to the loss or gain of one or more electrons.
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.
what are group 1 elements called?
The Alkali Metals
What is the charge of a proton?
positive charge
How many neutrons are in sodium 24?
13 neutrons.
What is a cation and an anion?
Cations are positively charged ions, which lose electrons, and anions are negatively charged ions, which gain electrons.
Who discovered the periodic table first?
Dmitri Mendeleev.
what are group 8 elements called?
noble gases
What is the charge of a neutron?
Neutral
How many neutrons are in carbon 14?
8 neutrons
The ions of the alkali metals will have a charge of...
+1.
What is located on the left-hand side of the periodic table.?
metals
What are the Group 4 elements called?
transition metals.
What is inside the nucleus?
Protons and neutrons.
If carbon has the atomic mass of 13, how many neutrons does it have.?
7 neutrons.
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.
Where are the metalloids located?
located on the zig-zag line
What are group 5 elements called?
Pnictogens.
What is an atom?
the basic unit of a chemical element.
What is an isotope.?
chemical elements that possess the same number of protons and electrons but a different number of neutrons.
Name and charge of an atom with 8 protons and 10 electrons.
Oxygen 2-
What nonmetal is on the left-hand side of the periodic table.?
Hydrogen
What are group 3 elements called?
boron.