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Q26: A deposit that contains a metal in
Q30: Which one of the following requires a
Q30: Complete and balance the following reaction, given
Q51: Roasting ZnS in the presence of oxygen
Q74: How many ligands are there in the
Q82: An alloy is a<br>A) a mineral containing
Q111: 18 karat gold contains % gold.<br>A) 25<br>B)
Q116: The coordination number of platinum in complexes
Q167: The arrangement of oxygen atoms around a
Q169: Which pair of elements below should be