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6.2. Equilibrium - II (icon Equilibrium) — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry6.2. Equilibrium - II (icon Equilibrium)1 Mark
MCQ
In some solutions, the concentration of $H_3O^+$ remains constant even when small amounts of strong acid or strong base are added to them. These solutions are known as
  • A
    Ideal solutions
  • B
    Colloidal solutions
  • C
    True solutions
  • ✓
    Buffer solutions
✓

Answer

Correct option: D.
Buffer solutions
d
Solutions which resist the change in the value of $pH$ when small amount of acid or base is added to them are known as buffers .

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