CBSE · Class 6 · Science · Sorting Materials into GroupsWhich of the following substances is insoluble in water?
Step-by-Step Solution
Insoluble substances do not dissolve in water even after stirring. Chalk powder does not dissolve in water; instead, it forms a suspension and settles down at the bottom over time. Salt, sugar, and vinegar are soluble in water.
Detailed Options Breakdown
Option : Sugar
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Sorting Materials into Groups.
Option 1: Salt
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Sorting Materials into Groups.
Option 2: Chalk powder (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 3: Vinegar
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Sorting Materials into Groups.
💡 Study Guide: This question tests core syllabus concepts from Sorting Materials into Groups. For formulas, key summaries, and mock exam reference guides, read the full Sorting Materials into Groups Revision Notes.