Everyday Science
NULL
Medium
Question
Which of the following acids is used in ink?
A
Valeric
B
Acetic
C
Formic
D
Tannic
✓ Official correct answer
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A
Valeric
No member explanations yet for this option.
B
Acetic
No member explanations yet for this option.
C
Formic
No member explanations yet for this option.
D
Tannic
No member explanations yet for this option.
Explanation
Tannic acid is used in some traditional inks.
Hence the keyed answer is Tannic.
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