Atomic theory, atomic structure, periodic table

Front

What color on the periodic table corresponds with metalloids?

Back

Bright Yellow

Front

What is the area of the atom where protons and neutrons are found?

Back

Nucleus

Front

Who is credited with discovering the nucleus of the atom?

Back

Rutherford

Front

Which two scientists discovered that electrons are not precisely located, but rather in a cloud?

Back

Schrodinger and Heisenberg

Front

What number represents the number of protons in an atom?

Back

Atomic Number

Front

What is the term for the central part of an atom that contains protons and neutrons?

Back

Nucleus

Front

What is the term for the weighted average of the masses of an element's isotopes?

Back

Atomic Mass

Front

What is the term for the arrangement of elements in the periodic table based on their atomic number?

Back

Periodic Law

Front

What is the term for the region around the nucleus where electrons are likely to be found?

Back

Electron Cloud

Front

What is the charge of a proton?

Back

Positive