In which option is the solute gas and the solvent solid?
Answer and explanation
Correct answer: Hydrogen in palladium
Hydrogen is a gas, and palladium is a solid metal. Hydrogen can be absorbed or dissolved in palladium, so this is a gas-in-solid solution. Sugar in water is solid in liquid, carbon dioxide in water is gas in liquid, and ethanol in water is liquid in liquid. Therefore, only option A has the required states.
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What is the correct answer to this question?
Hydrogen in palladium
Why is this the correct answer?
Hydrogen is a gas, and palladium is a solid metal. Hydrogen can be absorbed or dissolved in palladium, so this is a gas-in-solid solution. Sugar in water is solid in liquid, carbon dioxide in water is gas in liquid, and ethanol in water is liquid in liquid. Therefore, only option A has the required states.
Which subject and chapter does this question cover?
This is a Class 9 Science question. Chapter: Exploring Mixtures and Their Separation. Topic: Solutions.
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