Question 42

Which of the following must be present for rusting to occur?

  • A.water only
  • B.water and carbon dioxide
  • C.water and hydrogen
  • D.water and nitrogen
  • E.water and oxygen
Objective

Question details

Exam body
BECE
Subject
Basic Science
Year
2015 Paper 1
Question no.
#42
Type
Objective

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