MCQ Class 10 Science Chapter 2 Acids, Bases & Salt Advertisement MCQ’s For All Chapters – Science Class 10th 1. What is formed when HCl reacts with NaOH?NaCl + H₂OH₂ + Cl₂Na₂O + H₂ONa + Cl₂Question 1 of 152. The reaction between acid and base is called:Displacement reactionCombination reactionNeutralisation reactionOxidation reactionQuestion 2 of 153. Which of the following is called caustic soda?NaOHKOHCa(OH)₂Mg(OH)₂Question 3 of 154. Which of the following is called caustic potash?NaOHKOHCa(OH)₂Mg(OH)₂Question 4 of 155. Which of the following is slaked lime?CaCO₃CaOCa(OH)₂CaSO₄Question 5 of 156. Which gas is released when acids react with metals?OxygenHydrogenNitrogenCarbon dioxideQuestion 6 of 157. Which gas is released when acids react with carbonates?OxygenHydrogenNitrogenCarbon dioxideQuestion 7 of 158. What is the product of Na₂CO₃ + 2HCl?NaCl + H₂O + CO₂NaOH + Cl₂Na₂O + HClNaHCO₃ + H₂Question 8 of 159. What is formed when Ca(OH)₂ reacts with CO₂?CaCO₃ + H₂OCaCl₂ + H₂OCaSO₄ + H₂OCaO + H₂OQuestion 9 of 1510. Which substance is used to test CO₂ gas in labs?NaOHLime waterHClAmmoniaQuestion 10 of 1511. Which salt is used in baking powder?Na₂CO₃NaHCO₃NaClK₂CO₃Question 11 of 1512. What is the chemical name of washing soda?Sodium carbonateSodium bicarbonateSodium chlorideCalcium carbonateQuestion 12 of 1513. What is the chemical name of bleaching powder?Calcium hydroxideCalcium oxychlorideCalcium carbonateCalcium chlorideQuestion 13 of 1514. Which chemical is used in manufacture of glass and soap?NaHCO₃Na₂CO₃NaClCa(OH)₂Question 14 of 1515. Which acid is formed when SO₂ dissolves in water?HNO₃H₂SO₃H₂SO₄HClQuestion 15 of 15 Loading...
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