MCQ
Which of the following statement is not correct ?
  • A
    HCl gas is collected by upward displacement of air
  • B
    HCl acid gives white precipitate with AgNO3.
  • HCl gas is collected by downward displacement of air
  • D
    HCl acid turns phenolphthalein solution colurless

Answer

Correct option: C.
HCl gas is collected by downward displacement of air
HCl gas is collected by the downward displacement of air.

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