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Question 18

Which of the following pollutants is biodegradable ?

  • A.Sewage
  • B.Plastics
  • C.Metal scrape
  • D.Lead compounds
  • E.Hydrogen sulphide
Objective

Question details

Exam body
WAEC
Subject
Chemistry
Year
1990
Question no.
#18
Type
Objective
Previous · Q17MO and X 2 O represent the formula of oxides of elements M and X respectively… Next · Q19 In the reaction represented by the equation; 2FeCI 3 + SO 2 + 2H 2 O → 2FeCL 2 +…

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