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  9. Q0
Question 0

A major process involved in the softening of hard water is the?

  • A.conversation of a soluble calcium salt to its trioxoncarbonate (lV)
  • B.decomposition of calcium rioxocarbonate (lV)
  • C.conversion of an insoluble calcium salts to its trioxocarbonate (lV)
  • D.oxidation of calcium atoms to its ions
  • E.
Objective

Question details

Exam body
JAMB
Subject
Chemistry
Year
1997
Question no.
#0
Type
Objective
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