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Class 10 · Science
→Why is the conductivity of hydrochloric acid greater than ethanoic acid at the same concentration?
Class 10 · Science
→A solution gives orange colour with universal indicator and becomes yellow after adding more water. What is the correct conclusion?
Class 10 · Science
→A solution has pH 2 and is diluted to become one hundred times less acidic. What will be the approximate new pH?
Class 10 · Science
→An unknown solution turns blue litmus red and gives a gas with metal carbonate that turns lime water milky. What is the nature of the solution?
Class 10 · Science
→Why does copper generally not produce hydrogen gas with dilute hydrochloric acid?
Class 10 · Science
→Why does magnesium ribbon produce bubbles while reacting with dilute acid?
Class 10 · Science
→Carbonates and hydrogen carbonates both react with acids to give which common gas?
Class 10 · Science
→Why is an aqueous solution of sodium chloride generally neutral?
Class 10 · Science
→Which salt solution can generally show acidic nature in water?
Class 10 · Science
→Which salt solution generally shows basic nature in water?
Class 10 · Science
→Which substance can generally be applied to reduce irritation caused by an ant bite?
Class 10 · Science
→In which situation will blue litmus turn red?
Class 10 · Science
→The main difference between concentrated acid and dilute acid is related to what?
Class 10 · Science
→Which option correctly explains the difference between a strong acid and a weak acid?
Class 10 · Science
→If a base is slowly added to an acidic solution, what happens to the pH value?
Class 10 · Science
→In which reaction are both salt and water definitely formed?
Class 10 · Science
→Which statement is correct for acids?
Class 10 · Science
→Why do crystals of sodium carbonate lose some mass on heating?
Class 10 · Science
→Why is a mild acid mixed with baking soda in baking powder?
Class 10 · Science
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