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Chemistry WAEC Past Questions

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1266

Classification of alkanols is based on the 

  • A. number of carbon atoms present in the compound
  • B. molecular mass of the compound
  • C. molecular formula of the compound
  • D. number of alkyl groups bonded to the carbon having the hydroxyl group
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1267

The name of the compound \(C_{4}H_{9}COOC_{3}H_{7}\) is

  • A. propyl pentanoate
  • B. pentyl propanoate
  • C. butyl propanoate
  • D. propyl butanoate
View Answer & Discuss (2) WAEC 2017
1268

Which of the following pairs of gases are pollutants from car exhaust?

  • A. Nitrogen(II) oxide and Carbon(IV) oxide
  • B. Carbon(IV) oxide and Nitrogen
  • C. Carbon(II) oxide and Sulphur(IV) oxide
  • D. Carbon(II) oxide and oxygen
View Answer & Discuss (2) WAEC 2017
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1269

Fats and oils can be obtained from any of the following sources except

  • A. paraffin oil
  • B. animals
  • C. groundnuts
  • D. palm kernel
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1270

The condensation of two units of glucose will produce a dissacharide with the formula \(C_{12}H_{22}O_{11}\) which is

  • A. sucrose
  • B. maltose
  • C. galactose
  • D. mannose
View Answer & Discuss (2) WAEC 2017
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