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3861

The high solubility of ethanol in water is due to?

  • A. its low boiling point.
  • B. its low freezing point.
  • C. its covalent nature
  • D. hydrogen bonding
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3862

Which of the following pairs of properties of alkali metals decreases down the group?

  • A. First ionization energy and reactivity
  • B. melting point and atomic radius
  • C. Reactivity and electronegativity
  • D. First ionization energy and melting point
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3863

The most suitable process of obtaining water from an aqueous solution of sugar i

  • A. Crystallization
  • B. Distillation
  • C. Filtration
  • D. Decantation
View Answer & Discuss (7) WAEC 2020
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3864

Group VIl elements in their combined states are called?

  • A. Halogens
  • B. Anions
  • C. Halide
  • D. Cations
View Answer & Discuss (5) WAEC 2020
3865

When an ionic bond is broken, bonding electrons are

  • A. shared between participating atoms
  • B. gained by the most electropositive atom
  • C. gained by the most electronegative atom
  • D. lost by both participating atoms.
View Answer & Discuss (7) WAEC 2020
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