Which is known as carbolic acid?
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Magnetite is an ore/mineral of
Which is the most economical method of removing solid matter from water?
The Chemical formula of Ammonium oxalate is _____.
Name the noble gas which is placed in the third period and eighth group of the Modern Periodic table.
Fire extinguishers emit which gas?
Oxide of which of the following will turn red litmus blue?
Which among the following is used to generate light, to weld metals?
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