Question 20

If concentrated sulphuric acid is added to sugar and warmed gently. The sugar changes from white to brown and finally to a black mass of carbon. In this reaction, concentrated sulphuric acid is acting as

  • A.a drying agent
  • B.and oxidizing agents
  • C.a dehydrating agent
  • D.a reducing agent
  • E.a hydrolyzing agent.
Objective

Question details

Exam body
FUTO
Subject
Chemistry
Year
2005/2006
Question no.
#20
Type
Objective

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