Elements, compounds, physical and chemical change

Is sugar (C₁₂H₂₂O₁₁) an element or a compound?

• Element
• Compound

Tags

NGSS.MS-PS1-1

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

Which of the following is not a compound?

• HCl
• Cl
• NaCl
• CO2

Tags

NGSS.MS-PS1-1

Which of the following represents an element?

• H₂O
• H₂
• NaCl
• CaCO₃

Tags

NGSS.MS-PS1-1

Which of the following could be a symbol on the periodic table of elements?

• JZ

• jz

• Jz

• JZa

What cannot be broken down into other substances?

• Compound
• Mixture
• Solids
• Element

What is made up two or more elements that are chemically combined?

• Element
• Mixture
• Compound
• Solids

Tags

NGSS.MS-PS1-1

Which of the following an element?

• Carbonic Acid
• Copper
• Iron and Copper
• Water