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Questions and Answers
What is the percentage composition of copper in [Cu(NH3)4]2+?
What is the percentage composition of copper in [Cu(NH3)4]2+?
- 25%
- 45% (correct)
- 35%
- 55%
In the extraction of copper in the Bessemer converter, which of the following reactants is oxidized?
In the extraction of copper in the Bessemer converter, which of the following reactants is oxidized?
- Cu2S (correct)
- Cu2O
- FeO
- SiO2
Which compound undergoes mutarotation among the following?
Which compound undergoes mutarotation among the following?
- [NiCl2(PMe3)2]
- HCl solution (correct)
- Cu2S
- [AuCl4]–
What is enthalpy change of the reaction: Cu2S + O2 -> Cu2O + SO2?
What is enthalpy change of the reaction: Cu2S + O2 -> Cu2O + SO2?
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What is the specific gravity of the final solution when HCl is diluted as described in question 1?
What is the specific gravity of the final solution when HCl is diluted as described in question 1?
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Which compound has the highest double bond equivalent (DBE)?
Which compound has the highest double bond equivalent (DBE)?
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In which reaction does copper change its oxidation state?
In which reaction does copper change its oxidation state?
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Which statement about entropy is correct?
Which statement about entropy is correct?
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'FeSiO3' is formed by which reaction?
'FeSiO3' is formed by which reaction?
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