Answer available
Class 9 · Chemistry · Water
Define solute, solvent and solution, and state what a saturated solution is.
2 marksEasyShort answer
Class 9 · ICSE · Chemistry
Water
Water as a solvent, solutions, solubility, hydrated and anhydrous substances.
- Questions
- 9
- PYQs
- 0
- Topics
- 0
Syllabus mapping: ICSE syllabus (CISCE)
Questions
9 questions in this chapter.
- Answer available
Class 9 · Chemistry · Water
The solubility of potassium nitrate at 30 °C is 45 g per 100 g of water. What mass of the salt will saturate 250 g of water at that temperature?
3 marksMediumNumerical
- Answer available
Class 9 · Chemistry · Water
Define solubility and state two factors that affect the solubility of a solid in water.
3 marksMediumShort answer
- Answer available
Class 9 · Chemistry · Water
Define efflorescence, deliquescence and hygroscopy, giving one example of each.
3 marksMediumShort answer
- Answer available
Class 9 · Chemistry · Water
Distinguish between a saturated, an unsaturated and a supersaturated solution.
3 marksMediumShort answer
- Answer available
Class 9 · Chemistry · Water
Distinguish between a hydrated and an anhydrous salt, and state what happens when blue copper sulphate crystals are heated.
3 marksMediumShort answer
- Answer available
Class 9 · Chemistry · Water
Why is water called a universal solvent?
3 marksMediumShort answer
- Answer available
Class 9 · Chemistry · Water
What is a drying agent? Name two and state one substance each cannot dry.
3 marksMediumShort answer
- Answer available
Class 9 · Chemistry · Water
Define the terms solute, solvent and solution.
3 marksMediumStructured