Atoms and the Periodic Table chp 16 and 17

Front

What is the central region of an atom where its neutrons and protons are located?

Back

nucleus

Front

What term describes elements that have some characteristics of metals and some characteristics of nonmetals?

Back

metalloids

Front

Which group on the periodic table is known as the alkali metals?

Back

1A

Front

What group number are the halogens found in on the periodic table?

Back

7A

Front

How many valence electrons do alkali metals contain?

Back

1

Front

What is the term for the negatively charged particles in an atom?

Back

electrons

Front

What is the term for the positively charged particles in an atom?

Back

protons

Front

What is the term for the neutral particles in an atom?

Back

neutrons

Front

What is the periodic table?

Back

A tabular arrangement of elements organized by increasing atomic number.

Front

What are transition metals?

Back

Elements found in groups 3-12 of the periodic table, known for their ability to form various oxidation states.