Question on: JAMB Chemistry - 2003
Chlorine gas is prepared in the laboratory by
A
adding concentrated hydrochloric acid to solid manganese (IV) oxide
B
aciding concentrated tetraoxosulphate (VI) acid to solid sodium chloride
C
dropping concentrated hydrochloric acid onto potassium tetraoxomanganate (VI) crystals
D
aciding concentrated tetraoxosulphate (VI) acid to hydrochloric acid
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Correct Option: A
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