Pentlandite is an ore/mineral of _______.
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Elements A, B and C occur as Dobereiners triads. If the atomic mass of A is 7 and that of C is 39, what will be the atomic mass of B?
Atomic number of which of the following elements is greater than that of Copper?
Metals react with sodium hydroxide to produce ___________.
Pyrolusite is an ore/mineral of ___________.
Which gas is released when water is added to bleaching powder?
Which among the following metal is used for galvanization?
Aromatic hydrocarbons contain at least _____ benzene like ring in their molecules.
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