Elements and Compounds

Is Iron (Fe) an element or a compound?

• element

• compound

Tags

NGSS.MS-PS1-1

How many elements are in H₂O

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-1

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

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

• solution

Tags

NGSS.5-PS1-4

Which of the following statements describes an element?

• It contains only one kind of atom.

• It can be decomposed by ordinary chemical means.

• It is composed of atoms of two or more elements that bond together.

• It has unique properties that are different from the properties of its individual elements.

Tags

NGSS.MS-PS1-1

Which of the following statements describes a compound?

• It contains only one kind of atom.

• It can be separated by physical means.

• It cannot be decomposed into simpler types of substances.

• It consists of atoms of two or more different elements bond together.

Tags

NGSS.MS-PS1-1

Which of the following is an element?

• Gold

• Air

• Water

• Carbon Dioxide

• Nitrous Oxide

Tags

NGSS.5-PS1-3

The periodic table is a chart showing the elements.

• TRUE

• FALSE