Fe has 26 protons in its nucleus. What are the number of electrons in Fe2+ (II) ion?
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_________ gets converted to phosgene, when exposed to sunlight.
NaHCO3 is chemical formula for ___________.
Removal of carbon particles from air involves the principle of
Which of the following is NOT a nucleon?
Which of the following is a chemical formula of quicklime?
Turquoise is an ore/mineral of
The most serious air pollutant causing health hazard is
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