Acids and bases review

Acids are what range on the pH scale?

• 0-14
• 0-6.99
• 7
• 7.1-14

Lemon juice is an example of  __________

• A base
• An acid
• A neutral substance

Soap is an example of  __________

• A base
• An acid
• A neutral substance

What color does acid turn litmus paper?

• It turns litmus paper purple.
• It turns red litmus paper blue.
• It turns blue litmus paper blue.
• It turns blue litmus paper red.

Tags

NGSS.MS-PS1-2

Drain cleaner has a pH of 13. What is drain cleaner?

• An acid.
• A strong base.
• Neutral.
• A weak base.

A pH scale is...

• A  corrosive substance that says a substance is an acid.
• An indicator that tells if a substance is an acid or base. 
• A blue litmus paper.
• A red litmus paper.

What is the pH of a solution if [OH^-] = 1.0 x 10^-5M?

• 5.00
• 7.00
• 9.00
• 11.00

In a neutralization reaction, what are the products of a reaction between an acid and a base?

• Another acid and base
• Carbon dioxide and a salt
• Water and a salt
• Either two acids or two bases

According to the pH range which substance is more acidic than lemon juice

• Hydrochloric acid
• cabbage
• milk

Tags

NGSS.MS-PS1-2

Arrhenius bases are defined as

• H⁺ acceptors

• electron pair acceptors

• H⁺ donors

• OH^- donors