MCQ Class 10 Science Chapter 2 Acids, Bases & Salt Advertisement MCQ’s For All Chapters – Science Class 10th 1. Which acid is formed when NO₂ dissolves in water?HNO₃H₂SO₃H₂CO₃HClQuestion 1 of 152. Which acid is present in ant sting?Acetic acidFormic acidLactic acidCitric acidQuestion 2 of 153. Which base is used in antacids?Ca(OH)₂NaOHMg(OH)₂KOHQuestion 3 of 154. Which acid is called king of chemicals?HClH₂SO₄HNO₃CH₃COOHQuestion 4 of 155. Which salt is called rock salt?NaHCO₃NaClKClNa₂CO₃Question 5 of 156. Which salt is used to melt ice on roads?Na₂CO₃NaClKClCaCl₂Question 6 of 157. Which salt is used in preparation of plaster of Paris?NaClCaSO₄·½H₂OCaCO₃Na₂SO₄Question 7 of 158. Which salt is used for making statues and decorative materials?Washing sodaPlaster of ParisBleaching powderBaking sodaQuestion 8 of 159. What is the chemical formula of gypsum?CaSO₄·2H₂OCaSO₄·½H₂OCaCO₃CaCl₂Question 9 of 1510. Which salt is obtained by heating gypsum?NaClPlaster of ParisBleaching powderBaking sodaQuestion 10 of 1511. Which chemical is used in disinfecting drinking water?NaClCaOCl₂Na₂CO₃NaHCO₃Question 11 of 1512. Which salt gives out CO₂ when heated with acid?Sodium bicarbonateSodium chloridePotassium chlorideCalcium sulphateQuestion 12 of 1513. Which base is also known as milk of magnesia?Mg(OH)₂Ca(OH)₂NaOHKOHQuestion 13 of 1514. Which salt is used in cold packs?NaClNH₄NO₃NaHCO₃CaSO₄Question 14 of 1515. Which of the following solutions has pH less than 7?NaOHKOHHClCa(OH)₂Question 15 of 15 Loading...
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