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Chemistry Past Questions

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176

Which of the following represent hybridization in ethyne?

  • A. Sp2
  • B. Sp2d
  • C. Sp3
  • D. Sp
View Answer & Discuss (8) JAMB 2001
177

\(C_{12}H_{22}O_{11(s)} + H_2SO_{4(aq)} → 12C(s) + 11H_2O(l) + H_2SO_{4(aq)}\)
In the reaction above, tetraoxosulphate (VI) acid function as

  • A. A dehydrating agent
  • B. An oxidizing agent
  • C. A reducing agent
  • D. A catalyst
View Answer & Discuss (9) JAMB 2001
178

When sodium reacts with water, the resulting solution is

  • A. Weakly acidic
  • B. Neutral
  • C. Acidic
  • D. Alkaline
View Answer & Discuss (11) JAMB 2001
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179
A compound contains 31.91% potassium, 28.93% chlorine and the rest oxygen. What is the chemical formula of the compound?
[K = 39, Cl = 35.5, O = 16]
  • A. KClO4
  • B. KClO
  • C. KClO2
  • D. KClO3
View Answer & Discuss (11) JAMB 2002
180

The formula CH\(_2\)O for ethanoic acid is regarded as its

  • A. Molecular formula
  • B. General formula
  • C. Empirical formula
  • D. Structural formula
View Answer & Discuss (5) JAMB 2002
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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