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JEE MAIN 2020
06-09-20_S2
Question
The presence of soluble fluoride ion upto 1 ppm concentration in drinking water, is
Select the correct option:
A
safe for teeth
B
harmful to skin
C
harmful for teeth
D
harmful to bones
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
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Question Tags
JEE Main
Chemistry
Medium
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