ACIDS-BASES-S-MAY 28

A substance that is 1 on the pH scale would be a(n):

• acid

• base

• neutral

• solute

Which one of the following is an example of a base?

• orange juice
• dish soap
• vinegar
• lemons

A substance that changes color when mixed with an acid or base is a(n) ___.

• indicator
• neutralizer
• corrosive
• electricity

Tags

NGSS.MS-PS1-2

Since some acids seemingly "eat away" certain substances, acids are ____.

• bitter
• sliipery
• corrosive
• weak

Which of the following is true about acids and bases?

• The lower the pH #, the stronger the acid

• the higher the pH #, the stronger the acid

• The lower the pH #, the more neutral the acid

• The higher the pH #, the weaker the base

What property do all three of these common household substances have in common?

• they are all basic
• they taste sour
• they have a pH below 7
• they all turn litmus paper red

Tags

NGSS.MS-PS1-2

What might happen if you mixed a strong acid with an equally strong base?

• explosive chemical reaction
• a pH neutral substance
• the base would destroy the acid
• the acid would destroy the base

Tags

NGSS.HS-PS1-2

A neutralization reaction will always produce...

• water & salt
• water
• salt
• water & carbon

Identify the Polyatomic ion produced by H₃PO₃ Phosphorous acid.

• PO₄ ^3-

• PO₃ ^3-

• HPO

Identify the salt in the following equation:
Zn(OH)₂ + HNO₃   ---> H₂O  + Zn(NO₃)₂

• Zn(OH)₂
• HNO₃
• H₂O
• Zn(NO₃)₂

Tags

NGSS.MS-PS1-5