CHAPTER 6 ACIDS AND BASES Question Preview (ID: 1091)
A Variety Of Mixtures Are Included. Acid And Bases Are Included.
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What is a substance that taste sour, reacts with metals and carbonates, and turns blue litmus paper red.
a) base
b) neutral
c) suspension
d) acid
Which number on the pH scale indicates a solution is a base?
a) 7
b) 6.9
c) 1.5
d) 12.5
What is a substance that taste bitter, feels slippery, and turns red litmus blue?
a) base
b) suspension
c) acid
d) solution
What number on the pH scale is pure water?
a) 1
b) 6
c) 14
d) 7
What is a compound that tells whether it is an acid or base?
a) heat
b) solution
c) colloid
d) indicator
What does a neutralization reaction produce?
a) sugar and water
b) salt
c) water
d) salt and water
What number is neutral on the pH scale?
a) 14
b) 1
c) 7
d) 0
What type of ions do acids produce in a substance?
a) hydrogen ions (H+) in water
b) hydroxide (H-) ions
c) H2O
d) NaCl
What types of ions do bases produce in a substance?
a) hydoxide (H-) ions in water
b) sodium
c) salt
d) hydrogen (H+) ions in water
What color does litmus paper turn for acids?
a) blue
b) red
c) purple
d) yellow
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