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acid and alkali

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  • red litmus turns blue when it is dipped in ...... solution
    alkali
  • sulfuric acid has a pH above 7, true or false?
    false
  • The easies way to know the pH of a substance is by testing it using ....
    an indicator
  • in an acid solution, the amount of hydroxide ions are ..... than hydrogen ion
    less
  • acids dissolve in water to produce ..... ions
    hydrogen ion (H+)
  • Potassium hydroxide solution has a pH below 7. true or false?
    false
  • universal indicator turns red when it is dipped in ....... solution
    acidic
  • all bases can neutralize .....
    acid
  • magnesium oxide (MgO) is an alkali. true or false
    false
  • in neutral solution, the amount of hydroxide ion and hydrogen ions are equal. True/ false
    true
  • MgO, CaOH, KOH and CuO are all bases. true or false?
    true
  • alkali dissolve in water to produce ...... ions
    hydroxide (OH-)
  • sodium hydroxide is an example of
    alkali / bases
  • H2SO4 is an acid. True or false
    true
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