Acids, Bases and Salts

CBSE Class 10 · Science · 29 past questions

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1. Q3 2026

   To a small amount of copper oxide in a beaker, when we add dilute hydrochloric acid slowly with stirring, the…

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2. Q5 2026

   When zinc reacts with NaOH, the product formed is…

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3. Q6 2026

   A metal carbonate reacts with a solution X which forms a salt, water and a gas Y. What are X and Y ?

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