Atoms elements and Compounds

C is the correct chemical symbol for which element?

• calcium

• copper

• carbon

• caesium

Which is the correct definition for an element?

• A substance made up of only one type of atom that can be broken down

• Two or more substances that are not chemically combined

• Two or more different atoms that are chemically combined

• A substance made up of only one type of atom that cannot be broken down

The smallest part of an element is called...

• a compound

• a mixture

• an element

• an atom

Tags

NGSS.MS-PS1-1

Which is the correct definition for a compound?

• A substance made up of only one type of atom that can be broken down

• Two or more substances that are not chemically combined

• Two or more different atoms that are chemically combined

• A substance made up of only one type of atom that cannot be broken down

Tags

NGSS.MS-PS1-1

Which elements are present in H₂SO₄?

• hydrogen and oxygen

• hydrogen, oxygen and sodium

• hydrogen, oxygen and sulfur

• hydrogen, oxygen and silicon

Tags

NGSS.MS-PS1-1

What is the chemical symbol for copper?

• C

• Co

• Cp

• Cu

Is water an element or a compound?

• compound

• element

Tags

NGSS.MS-PS1-1

What is the name of the compound formed from sodium and chlorine?

• sodium chlorine

• schloride

• sodium chloride

• chloride sodium

Tags

NGSS.MS-PS1-1

Select the diagram that shows an element.

• 
• 
• 
• 

Tags

NGSS.MS-PS1-1

Select the elements from this list.

• Carbon dioxide

• Hydrogen

• Nitrogen

• Hydrochloric acid

• Iron

Tags

NGSS.MS-PS1-1