Acid & Bases Formative #1

Stronger acids have a pH closer to...

• 7

• 0

• 14

• 9

Weaker bases have a pH closer to...

• 8

• 0

• 14

• 4

A pH level of 7 indicates

• acid

• base

• neutral

• none of the following

Tastes sour

• acid

• base

• neutral

• both acids & bases

Which of the following is NOT a characteristic of an acid?

• sour taste
• corrosive
• it feels slippery
• it can burn the skin

Do acids and bases conduct electricity?

• Only acids conduct electricity

• Only bases conduct electricity

• Bases and acids conduct electricity

• Neither conduct electricity

Tags

NGSS.MS-PS2-3

When you neutralize acid with a base you create

• a Salt and water

• You can not neutralize acid with a base

• You create carbon dioxide

• A moderate sized explosion

Tags

NGSS.MS-PS1-5

How is a standard hydrogen atom different from a hydrogen ion?

• a hydrogen ion has an extra electron.

• a hydrogen ion is missing an electron.

• a hydrogen ion has an extra proton.

• a hydrogen ion is missing a proton.

When a water molecule loses a Hydrogen the other remaining part OH^- is known as what?

• Hydronium ion

• Hydroxide

• Ion

• Acid

Which are classified as electrolytes ?

• Acid

• Base

• Ions

• Pure Water