Chemistry Review

Which formula has 6 atoms of Carbon, 12 atoms of Hydrogen, and 6 atoms of Oxygen.

• 
• 
• 
• 

Tags

NGSS.MS-PS1-1

What property of water is shown in the picture?

• surface tension

• capillary action

• universal solvent

• specific heat

What property of water is shown in the picture?

• surface tension

• capillary action

• universal solvent

• specific heat

If the protons and electrons do not match, the atom is ____.

• neutral

• ion

Which equation shows the correct number of molecules?

• 
• 
• 
• 

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

Which image shows a Bohr model for Carbon.

• 
• 
• 
• 

Tags

NGSS.MS-PS1-1

Which of the following is a chemical change?

• Iron rusting 

• Glass breaking

• Clothing ripping

• Hair cut

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Is this equation balanced?

• Yes

• No

• Not enough information

Tags

NGSS.MS-PS1-5

What is the law of conservation of matter?

• Matter changes when reacted or changed.

• The mass of all reactants are changed during a physical or chemical change.

• The mass of the reactants is the same as the mass of the products.

• The mass of the products is different than the mass of the reactants.

Tags

NGSS.MS-PS1-5

This number is used to represent the number of each atom being represented.  What is the name of this number? 

• An Exponent

• The Coefficient

• A Molecule

• The Subscript