Atoms, Elements and Compounds

Which of the following is an element?

• CO

• CO₂

• Co

• H₂O

What can you infer if you find a symbol on the periodic table?

• it is an Element

• it is a Compound

• it is a Mixture

• it is a Solution

What is krypton?

• element

• compound

• mixture

• superman weakness

Tags

NGSS.MS-PS1-1

Classify the image

• Element

• Compound

• Mixture

• Metal

Tags

NGSS.MS-PS1-1

How many different elements are in this chemical formula: C₁₀H₁₄O₂

• 6

• 8

• 2

• 3

Tags

NGSS.MS-PS1-1

How many different atoms are in this chemical formula: C₁₀H₁₄O₂

• 6

• 26

• 20

• 3

Tags

NGSS.MS-PS1-1

Elements are made of ...

• many types of atoms

• many compounds

• one type of Atom

• many different molecules

Tags

NGSS.MS-PS1-1

I have an object that is dull, brittle, and an insulator, what is it?

• metalloid
• non-metal
• metal
• matter

What is an Atom?

• The smallest piece of a living thing.

• The smallest particle or piece of a pure substance.

• The largest particle or piece of a pure substance.

• Two compounds put together.

Tags

NGSS.MS-PS1-1

What is a Compound?

• One element and more than one atom.

• Two or more elements chemically combined

• Two or more atoms combined

• Two or more small particles joined together.

Tags

NGSS.MS-PS1-1