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- 1. Multiple ChoiceAn acid can react withAgClNa2CO3PbSO4Na2SO4
- 2. Multiple ChoiceWhich one of the following types of medicines is used for treating indigestion?AntibioticAnalgesicAntacidAntiseptic
- 3. Multiple ChoiceWhich of the following gives on heating?SlakedQuick limeLime stoneSoda ash
- 4. Multiple Choice10 mL of a solution of NaOH is found to be completely neutralised by 8 mL of a given solution of HCl. If we take 20 mL of (the same solution as before) required to neutralise it will be4 ml8 ml12 ml16 ml
- 5. Multiple ChoicePlaster of Paris is made fromLime stoneSlaked LimeQuick limeGypsum
- 6. Multiple ChoiceA solution reacts with crushed egg-shells to give that turns lime-water milky. The solution contains:NaClHClLiClKCl
- 7. Multiple ChoiceWhich is a base and not alkali?NaOHKOHFe(OH)3None
- 8. Multiple ChoiceA solution turns red litmus into blue; its pH is likely to be:14510
- 9. Multiple ChoiceChemical formula of baking soda isMgSO4Na2CO3NaHCO3MgCO3
- 10. Multiple ChoiceWhich one of the following types of medicines is used for treating indigestion?AntibioticsAnalgesicAntacidAntiseptic
- 11. Multiple ChoiceThe H+ ion concentration of a solution is . The solution isAcidicAlkalineNeutralAmphoteric
- 12. Multiple Choice10 mL of a solution of NaOH is found to be completely neutralized by 8 mL of a given solution of HCl. If we take 20 mL of same solution of NaOH, the amount of HCl solution required to neutralize it will be4 mL8 mL12 mL16 mL
- 13. Multiple ChoiceAn aqueous solution with pH-zero isAcidicAlkalineNeutralAmphoteric
- 14. Multiple ChoiceSetting of Plaster of Paris takes place due toOxidationReductionDehydrationHydration
- 15. Multiple ChoiceA solution reacts with crushed egg-shells to give a gas that turns lime-water milkey. The solution contains ,NaClHClLiClKCl
- 16. Multiple ChoiceThe difference of water molecules is gypsum and Plaster of Paris is4395324383243892
- 17. Multiple ChoiceA solution turns red litmus blue, its pH is likely to be14510
- 18. Multiple ChoiceThe odour of acetic acid resembles that ofRoseBurning PlasticVinegarKerosene
- 19. Multiple ChoiceWashing soda has the formulaNa2CO3.7H2ONa2CO3.10H2ONa2CO3.H2)Na2CO3
- 20. Multiple ChoicePlaster of Paris hardens byGiving offChanging intoCombining with waterGiving out water
- 21. Multiple Choice. If pH of solution is 13, it means that if isWeakly acidicWeakly basicStrongly acidicStrongly Basic
- 22. Multiple ChoiceWhich of the following is evolved when is heated?CO2COO2No
- 23. Multiple ChoiceA drop of liquid sample was put on the pH paper, paper turned blue. The liquid sample must beLemon JuiceHClSodium bicarbonateEthanoic acid.
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