ES- Elements and Compounds

The smallest particle of matter that makes up an element and a compound?

• Element

• Atom

• Substance

Tags

NGSS.MS-PS1-1

Which statement best describes an element?

• pure, made of more than one type of atom

• when combined, a chemical reaction forms

• pure, made of only one type of atom

Which of the following represents an element?

• H₂O
• H₂
• NaCl

Tags

NGSS.MS-PS1-1

Is Iron (Fe) an element or a compound?

• element

• compound

This picture represents which of the following?

• element

• compound

Tags

NGSS.MS-PS1-1

This picture represents which of the following?

• element

• compound

Tags

NGSS.MS-PS1-1

When one or more substance is combined it is called __________________.

• compound

• element

• mixture

Which of the following is a compound?

• CO₂

• Cl

• He

Tags

NGSS.MS-PS1-1

Which of the following represents an element?

• HCl

• NaCl

• Au

What is NOT made up of two or more elements that are chemically combined?

• Element

• Compound

• Solid

• Liquid