Identifying Ions in Solution (HSC SSCE Chemistry): Quizzes

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Identifying Ions in Solution
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What solubility value defines high solubility?

0.1\geq 0.1 mol L1^{-1}

What is the solid formed in a precipitation reaction called?

A precipitate

Which compounds always have high solubility in water?

Group 1 and ammonium compounds

What is the solubility of all nitrate compounds?

All are soluble

Which cations form precipitates with chloride ions?

Ag+\text{Ag}^+, Pb2+\text{Pb}^{2+}, Cu2+\text{Cu}^{2+}

What indicates precipitation has occurred in clear solutions?

Cloudiness in the mixture

Which cations form precipitates with sulfate ions?

Ag+\text{Ag}^+, Pb2+\text{Pb}^{2+}, Ba2+\text{Ba}^{2+}

What solubility value defines low solubility?

<0.1< 0.1 mol L1^{-1}

What reagent is added to test for Group 2 metal ions?

Sulfate ions

Which compound is sparingly soluble?

Lead(II) chloride

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