With reference to aqua regia, choose the correct option(s) A. The yellow colour of aqua regia...
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With reference to aqua regia, choose the correct option(s) A. The yellow colour of aqua regia is due to the presence of NOCI and Cl B. Aqua regia is prepared by mixing conc. HCl and conc. HNO3 in 3 : 1 (v/v) ratio C. Reaction of gold with aqua regia produces an anion having Au in +3 oxidation state D. Reaction of gold with aqua regia produces NO in the absence of air With reference to aqua regia, choose the correct option(s) A. The yellow colour of aqua regia is due to the presence of NOCI and Cl B. Aqua regia is prepared by mixing conc. HCl and conc. HNO3 in 3 : 1 (v/v) ratio C. Reaction of gold with aqua regia produces an anion having Au in +3 oxidation state D. Reaction of gold with aqua regia produces NO in the absence of air
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