Intro to chemical reactions exit ticket

indicates substance is a liquid

• g

• cr

• aq

• l

Tags

NGSS.MS-PS1-4

Which are the products in this reaction?

• Al₂O₃

• Al

• O₂

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What are the products in this equation?
HCl + Zn → H₂ + ZnCl₂

• HCl + Zn

• H₂ + ZnCl₂

• Zn → H₂

• the stuff on the outside

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

The red parts in this image are called _______.

• Product

• Reactant

• Chemical Subscript

Tags

NGSS.MS-PS1-2

The symbol for a substance dissolved in water is

• (s)
• (l)
• (g)
• (aq)

What are Chemical Reactions?

• Mixing substances.

• Atoms rearrange to form new substances.

• Something bubbles.

• Letters and numbers showing types and number of atoms.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

NGSS.MS-PS1-1

A chemical equation describes a reaction using symbols.

• TRUE

• FALSE

The arrow in a chemical equation separates reactants 

• FALSE

• TRUE

Janet did four experiments to show a chemical reaction. In the column "Chemical reaction?,” which experiment should be changed to "No”?

• experiment 1

• experiment 2

• experiment 3

• experiment 4

Tags

NGSS.MS-PS1-2

When baking soda and vinegar react, bubbles form. What does this most likely indicate?

• a chemical change, because a precipitate is being formed

• a chemical change, because gas is being formed

• a non-chemical change, because a precipitate is being formed

• a non-chemical change, because a gas is being formed

Tags

NGSS.MS-PS1-2