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Class 10 · Science
→Toothpaste is generally of which nature?
Class 10 · Science
→When can tooth decay start in the mouth?
Class 10 · Science
→Milk of magnesia is useful for what purpose?
Class 10 · Science
→Which substance is used to get relief from excess acidity?
Class 10 · Science
→After testing soil and finding it acidic, a student recommends adding lime to it. What is the main reason for this recommendation?
Class 10 · Science
→What kind of pH value does the most basic solution have?
Class 10 · Science
→What kind of pH value does the most acidic solution have?
Class 10 · Science
→Which substance is commonly used as an antacid to neutralise excess acid in the stomach?
Class 10 · Science
→A student takes an antacid to relieve acidity. What type of reaction does an antacid mainly undergo with excess hydrochloric acid present in the stomach?
Class 10 · Science
→A student places blue litmus paper in an acidic solution and finds that it turns red. If the student gradually adds sodium hydroxide to the solution, what will be the colour of litmus near the neutralisation point?
Class 10 · Science
→Which substances are formed in a neutralisation reaction?
Class 10 · Science
→What is generally formed when an acid reacts with a base?
Class 10 · Science
→Which of the following substances gives a basic solution when dissolved in water?
Class 10 · Science
→Which gas is released when an acid reacts with a metal carbonate?
Class 10 · Science
→Which of the following substances acts as an indicator by changing colour in the presence of acids and bases?
Class 10 · Science
→Which substance should a student add to acidic soil to raise its pH?
Class 10 · Science
→Which of the following substances is an example of a neutral salt?
Class 10 · Science
→Which acid is mainly present in tomato?
Class 10 · Science
→Which acid is present in curd?
Class 10 · Science
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