Elements and Compounds

Front

What do you call two atoms of the same element bonded together?

Back

Diatomic

Tags

NGSS.MS-PS1-1

Front

What is a pure substance that cannot be broken down into simpler substances by a chemical reaction?

Back

Element

Front

What do you call two or more atoms chemically combined?

Back

Molecule

Tags

NGSS.MS-PS1-1

Front

What is the term for the number to the lower right of an element symbol in a compound formula that represents the number of atoms for that element?

Back

Subscript

Front

What is the one or two letter representation of an element, often derived from the Latin name?

Back

Element symbol

Front

What is a substance made of two or more different elements that are chemically bonded?

Back

Compound

Front

What is the smallest unit of a chemical compound that retains its chemical properties?

Back

Molecule

Tags

NGSS.MS-PS1-1

Front

What is the term for a substance that consists of only one type of atom?

Back

Element

Front

What do you call a number placed in front of a chemical formula to indicate how many molecules are present?

Back

Coefficient

Front

What is the term for the unique number that identifies an element and is equal to the number of protons in its nucleus?

Back

Atomic number