Chemicals & Compounds Practice

A proton has what charge?

• positive

• negative

• neutral

Compounds are made up of two or more atoms physically combined.

• True
• False

Tags

NGSS.MS-PS1-1

How many elements are represented in the compound?
Na₂CO₃

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS1-1

How many elements are represented in the compound?
Na₂CO₃

• 1
• 2
• 3
• 4

Which of the following is not a compound?

• HCl
• Cl
• NaCl
• CO2

Tags

NGSS.MS-PS1-1

Can compounds be found in the periodic table?

• Yes
• No

How many carbon atom/s are present in the compounds CaCO₃?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS1-1

Is sugar (C₁₂H₂₂O₁₁) an element or a compound?

• Element
• Compound

Tags

NGSS.MS-PS1-1

Element is a

• pure substance
• compound
• mixture
• molecule

which one can be found on the periodic table

• Compound 
• Element