Chemistry: Acids and Bases

Which of the following are properties of acids?

• They conduct electricity when dissolved in water

• They taste sour

• They react with metals to produce hydrogen gas

• All of the answer choices are correct

A neutralisation reaction is a reaction between 

• Acid and a Base 

• Acid and water 

• Base and water 

• None of the above 

Tags

NGSS.MS-PS1-5

According to Arrhenius, what is the definition of an ACID?

• a substance that contains hydroxide and ionizes to produce OH-

• a substance that contains hydrogen and ionizes to produce H+

• a substance that contains hydrogen and ionizes to produce OH-

• a substance that contains hydroxide and ionizes to produce H+

A(n) ______ is a substance with a pH less than 7

• Acid

• Alkaline

• Base

• Buffer

Which of the following is a property of bases?

• Sour taste

• Turns red litmus paper blue

• Feels slippery

• All of the above

Which of the following is a property of a base?

• bitter taste

• reacts with metals

• salty

• sour taste

Which of the following word pairs correctly completes the sentence below?

_______ are corrosive substances characterized as having a strong smell, a sour taste, and a _______.

• Acids; pH less than 7

• Acids; pH greater than 7

• Bases; pH greater than 7

• Bases; pH less than 7

Soap is a weak base.  What is true about the taste of bases?

• they taste sour

• they taste sweet

• they taste bitter

• they taste salty

Many cleaning solutions are bases. Which of the following is a property of most bases?

• feels slippery

• white color

• can only be liquid

• tastes sour

An acid can be corrosive.

• True

• False