Atoms to Molecules

Two or more atoms joined together 

• element
• molecule
• mixture
• electron

What do you call the 3 in 3CO₂?

• Coefficient
• Subscript
• Compound Number

Tags

NGSS.MS-PS1-1

What do you call the 2 in 3CO₂?

• Coefficient
• Subscript
• Element
• Small

Tags

NGSS.MS-PS1-1

What does the 3 mean in 3CO₂?

• 3 groups of CO₂
• 3 Carbon atoms in a molecule
• 3 Oxygen atoms in a molecule
• 3  molecules of Carbon

Which of these is true for the chemical formula 4NH₃?

• 3 Nitrogen atoms
• 7 Hydrogens atoms
• 12 Nitrogens atoms
• 12 Hydrogens atoms

Which of these correctly describes N₂?

• compound
• atom
• molecule
• element

Which of these is NOT correct to describe H₂O?

• compound
• ion
• molecule

How many total molecules are there in 2HNO₃?

• 2
• 6
• 8
• 10

Tags

NGSS.MS-PS1-1

How many different elements are included in 2HNO₃?

• 4
• 3
• 7
• 6

How many total atoms are there in 2HNO₃?

• 2
• 6
• 8
• 10

Tags

NGSS.MS-PS1-1