Acids, Bases and Salts
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Select the mineral acid among the following:
  • acetic acid
  • citric acid
  • hydrochloric acid
  • lactic acid

C.

hydrochloric acid
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    During the manufacture of sodium carbonate by Solvay process, material consumed are:
    • sodium chloride and limestone
    • sodium chloride and ammonia
    • limestone, ammonia and sodium chloride
    • limestone, ammonia, sodium chloride and carbon dioxide
    Answer
    What are indicators? Name four acid-base indicators and mention their colour change.
    Answer
    Give two physical characteristics each of acids and bases.
    Answer
    Which of the following is not a neutralization reaction?
    •  NaOH + HCl → NaCl + H2O

    • H+ + OH– → H2O

    • Na2CO3 + H2SO4 → Na2SO4 + H2O + CO2
    • AgNO3 + HCl → AgCl + HNO3
    Answer
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