Elements, Compounds, Mixtures

A pure substance...

• is an element or a compound
• is an element or a mixture
• is a compound or a mixture
• is a mixture

Tags

NGSS.MS-PS1-1

 A substance that cannot be broken down into any other substance by ordinarychemical means is called —

• molecule
• mixture
• element
• compound

Two or more physically combined substances form —

• a compoud
• an acid
• an element
• a mixture

Tags

NGSS.MS-PS1-1

Which of the following is a way in which elements and compounds are similar?

• Elements and compounds are pure substances.
• Elements and compounds are both made up of different kinds of atoms.
• Elements and compounds can both be broken down by physical means.
• Elements and compounds are listed on the periodic table.

What is an example of an element?

• Oxygen
• Pure water
• Air
• Table salt

The building block of matter is

• Mixture
• Atom
• Element
• Substance

Tags

NGSS.MS-PS1-1

Is sugar (C₁₂H₂₂O₁₁) an element or a compound?

• Element
• Compound

Tags

NGSS.MS-PS1-1

Classify the picture with the correct label.

• Element
• Compound
• Mixture of Elements
• Mixture of Compounds

Tags

NGSS.MS-PS1-1

Classify the picture with the correct label.

• Element
• Compound
• Mixture of Elements and Compounds
• Mixture of Elements

Tags

NGSS.MS-PS1-1

Classify the picture with the correct label.

• Element
• Compound
• Mixture of Compounds
• Mixture of Elements

Tags

NGSS.MS-PS1-1