Molecules and compounds

What do we call a substance consisting of a single atom?

• coefficient
• element
• compound
• molecule

What do we call a chemical substance made up of 2 or more different types atoms bonded together?

• formula
• atom
• subscript
• compound

Tags

NGSS.MS-PS1-1

All ____________ are made up of two or more atoms bonded together.

• atoms
• molecules
• electrons
• elements

Tags

NGSS.MS-PS1-1

When __________ form, the elements lose there individual chemical properties and take on new properties.

• compounds
• atoms
• subscript
• formula

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

The smallest unbreakable unit of a compound is called

• subscript
• proton
• formula
• molecule

Tags

NGSS.MS-PS1-1

A recipe for a chemical substance is called a ________ _________.

• coefficent
• chemical formula
• Oxygen
• atom

H₂O₂← ?
This number tells the number of atoms present.

• coefficient
• molecule
• subscript
• atom

Tags

NGSS.MS-PS1-1

→2H₂O
This number tells how many molecules are in a chemical equation.

• coefficient
• subscript
• compound
• element

Tags

NGSS.MS-PS1-5

 2H₂O
How many Hydrogen atoms are present?

• 2
• 4
• 1
• 10

Tags

NGSS.MS-PS1-1

2H₂O
How many Oxygen atoms are present?

• 2
• 4
• 1
• 5

Tags

NGSS.MS-PS1-1