Chemical Compound Quiz Review

Which of the following is not a compound?

• HCl
• Cl
• NaCl
• CO2

Tags

NGSS.MS-PS1-1

Salt has a chemical formula of NaCl.  Salt is a...

• Compound
• Element
• Mixture
• None of the Above

Tags

NGSS.MS-PS1-1

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-PS1-5

Which of the following an element?

• Carbonic Acid
• Copper
• Iron and Copper
• Water

How many elements are represented in the compound?
Na₂CO₃

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS1-1

The formula of methane is CH₄. Which of these is true?

• A molecule of methane contains five atoms
• A molecule of methane contains five different elements
• An atom of methane contains two different elements
• Methane contains five molecules

Tags

NGSS.MS-PS1-1

The correct number of atoms in a molecule of copper sulphate (CuSO₄) is .......

• 3
• 4
• 6
• 7

Tags

NGSS.MS-PS1-1

There are over 100 pure substances called - 

• elements
• molecules
• compounds
• substances

The smallest part of an element is an - 

• atom
• comound
• mixture
• solution

Tags

NGSS.MS-PS1-1