The furring of kettles is caused by the presence in water of

  • A calcium hydrogentrioxocarbonate (IV)
  • B calcium trioxocarbonate (IV)
  • C calcium tetraoxosulphate (VI)
  • D calcium hydroxide
jamb 2017chemistry

The correct answer is B. calcium trioxocarbonate (IV)

Furring of kettles is caused by the temporary hardness in water. Temporary hardness in water is caused by calcium and magnesium trioxocarbonate (IV)

CaCO3 causes the furring of kettles

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