Elements, Compounds, Chemical Formulas and Equations

____ is a pure substance made of only one type of atom.

• element

• compound

• molecule

• neutron

How are elements organized?

• In a chemical reaction

• Periodic Table of Elements

• Alphabetically

• By the number of neutrons

Where do elements get their names?

• Greek and Latin

• Latin only

• Greek and Hebrew

• Latin and English

Which element is written correctly?

• Cu

• CU

• AU

• C.U.

True or false? Compounds are always found in their pure form.

• true

• false

Is water an element or a compound?

• Element
• Compound

Tags

NGSS.MS-PS1-1

A compound consists of two or more elements bound together.

• True
• False

Tags

NGSS.MS-PS1-1

Is Iron (Fe) an element or a compound?

• Element
• Compound

Tags

NGSS.MS-PS1-1

Is salt (NaCI) a compound or a element

• Compound
• element

Tags

NGSS.MS-PS1-1

The force that holds atoms together is a -

• chemical bond

• strong force

• reactive force

• molecular reaction

Tags

NGSS.HS-PS1-3

NGSS.HS-PS1-4