Acids and Bases Quiz

What is the pH range of acids?

• 0 to 6.9

• 2 to 8

• 1 to 10

• 7 to 14

What are the common properties of acids?

• Sour taste, ability to turn blue litmus paper red, and ability to react with metals to produce hydrogen gas

• Sweet taste, ability to turn red litmus paper blue, and ability to react with metals to produce oxygen gas

• Salty taste, ability to turn red litmus paper blue, and ability to react with metals to produce helium gas

• Bitter taste, ability to turn blue litmus paper red, and ability to react with metals to produce carbon dioxide gas

What is the pH range of bases?

• 0-14

• 1-7

• 7-14

• 0-7

What are the common properties of bases?

• Sweet taste, slimy feel, ability to turn red litmus paper green, and ability to react with acids to form water and gas

• No taste, dry feel, inability to change the color of litmus paper, and inability to react with acids or bases

• Bitter taste, slippery feel, ability to turn red litmus paper blue, and ability to react with acids to form salts and water

• Sour taste, rough texture, ability to turn blue litmus paper red, and ability to react with bases to form salts and water

What is the chemical formula for hydrochloric acid?

• NaCl

• HCl

• CO2

• H2O

What is the chemical formula for sulfuric acid?

• SO3

• H2O2

• NaCl

• H2SO4

What is the chemical formula for sodium hydroxide?

• NaOH

• CH4

• CO2

• H2O

What is the chemical formula for potassium hydroxide?

• PHO

• KOH

• H2O2

• K2O

Tags

NGSS.MS-PS1-1

What is the effect of acids on litmus paper?

• It turns red

• It turns green

• It has no effect

• It turns blue

What is the effect of bases on litmus paper?

• It turns yellow

• It turns blue

• It turns red

• It turns green