Characteristics of Acids Bases and Salts
What is the color of methyl orange in vinegar?
red
yellow
blue
pink
red
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What is the color of methyl red in the basic solution?A. yellow
B. blue
C. pink
D. colorless
When [H+] is less than 1 x 10-7, the solution is
A. neutral
B. acidic
C. basic
D. amphoteric
What is the effect of the base on red litmus paper?
A. it turns blue
B. it turns pink
C. it remains red
D. it becomes colorless
What is the color of Bromothymol blue in acidic solution?
A. red
B. yellow
C. blue
D. colorless
Taste of acid is
A. sour
B. sweet
C. bitter
D. it is tasteless
Taste of base is
A. sour
B. sweet
C. bitter
D. it is tasteless
What is the pH of a broad bean?
A. 5.5 – 7.0
B. 6.5 – 7.0
C. 6.0 – 7.5
D. 6.5 – 7.5
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