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Question 6

In the laboratory preparation of oxygen, dried oxygen is usually collected over

  • A.mercury
  • B.calcium chloride
  • C.tetraoxosulphate(VI) acid
  • D.hydrochloric acid
Objective

Question details

Exam body
UNN
Subject
Chemistry
Year
2015/2016 DAY 2
Question no.
#6
Type
Objective
Previous · Q5In the diagram above, which of the curves represents the evolution of oxygen… Next · Q7 The elements that belong to the third period of the periodic table are

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