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Class 10 · Science
→What colour does methyl orange give in a basic solution?
Class 10 · Science
→What colour does methyl orange give in an acidic solution?
Class 10 · Science
→What colour does phenolphthalein show in a basic solution?
Class 10 · Science
→How does phenolphthalein appear in an acidic solution?
Class 10 · Science
→What colour does turmeric become in contact with a basic substance?
Class 10 · Science
→Violet colour in universal indicator shows which type of solution?
Class 10 · Science
→Red colour in universal indicator shows which type of solution?
Class 10 · Science
→Which colour does universal indicator show in a neutral solution?
Class 10 · Science
→What is the usual pH value of a neutral solution?
Class 10 · Science
→If the pH value is greater than 7, how is the solution considered?
Class 10 · Science
→If the pH value is less than 7, how is the solution considered?
Class 10 · Science
→A solution that turns red litmus blue is of which nature?
Class 10 · Science
→A solution that turns blue litmus red is of which nature?
Class 10 · Science
→A student adds water to an acidic solution and observes that the pH changes from 2 to 4. What is the most correct meaning of this change?
Class 10 · Science
→In which reaction can salt, water, and carbon dioxide all be formed?
Class 10 · Science
→If an acid reacts with both a metal carbonate and a metal hydrogen carbonate, which common product is formed in both cases?
Class 10 · Science
→Why does acid rain damage marble buildings?
Class 10 · Science
→How does washing soda help in softening hard water?
Class 10 · Science
→What is the main difference between baking soda and baking powder?
Class 10 · Science
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