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MODEL PAPER - 8 [2026] — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceMODEL PAPER - 8 [2026]1 Mark
Question
Assertion (A) : While dissolving an acid or base in water, the acids must always be added slowly to water with constant stirring.
Reason (R) : Dissolving an acid on a base in water is a highly exothermic reaction.
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Answer

(A) Both A and R are true and R is the correct explanation of A .
Explanation :
Both A and R are true and R is the correct explanation of A .

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