

MCQOPTIONS
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1. |
Gold is extracted by hydrometallurgical process based on its property [KCET 2005] |
A. | Of being electropositive |
B. | Of being less reactive |
C. | To form complexes which are water soluble |
D. | To form salts which are water soluble |
Answer» D. To form salts which are water soluble | |