CHEM Acid Base Retest

Four substances were tested for pH, lemon juice (pH 2), baking soda (pH 9), bleach (pH 12), and milk (pH 6). Which of the following correctly lists the substances from most basic to acidic?

• lemon juice, milk, baking soda, bleach

• bleach, baking soda, milk, lemon juice

• milk, lemon juice, baking soda, bleach

• baking soda, bleach, lemon juice, milk

Which of these is a property of acidic solutions?

• they taste sour

• they feel slippery

• they are in many cleaning products

• they taste bitter

Bases turn red litmus paper _________.

A sugar solution does not change the color of both blue and red litmus paper. This means the sugar solution is a ________.

• acid

• base

• neutral

Zn(OH)₂ is an example of a...

• acid

• base

• salt

• water

H₃PO₄ is an example of a ...

• acid

• base

• salt

• non-electrolyte

Select the name of the following acid: HCl

• Hydrochloric acid
• Chlorous acid
• Chloric acid

Select the formula for the following acid: hydroiodic acid

• HI
• HIO₄
• HIO₃
• H₂I

Select the name for the following acid: H₃PO₄

• Phosphoric acid
• Phosphorous acid
• Hydrophosphoric acid

Select the formula for the following acid: Carbonic Acid

• H₂CO₃
• HCO₃
• H₄C