NCERT · Class 6 · Science · Sorting Materials into GroupsWhich of the following materials is soluble in water?
Step-by-Step Solution
Soluble substances are those that completely disappear or dissolve in water to form a solution. Common salt (sodium chloride) dissolves completely in water, whereas sand, chalk powder, and sawdust do not dissolve and either settle down or float, making them insoluble.
Detailed Options Breakdown
Option : Sand
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Sorting Materials into Groups.
Option 1: Common salt (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: Chalk powder
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Sorting Materials into Groups.
Option 3: Sawdust
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.