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4051

An element having the atomic number 17 will resemble which of the following elements having atomic number as given below?

  • A. 33
  • B. 35
  • C. 18
  • D. 19
View Answer & Discuss (13) JAMB 2021
4052

A chemical process in which there is a gain of electrons is known as?

  • A. Sublimation
  • B. Reduction
  • C. Oxidation
  • D. Distillation
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4053

The reactions involving simultaneous oxidation and reduction?

  • A. Automatic reactions
  • B. Alternate reactions
  • C. Reduction agency
  • D. Redox reactions
View Answer & Discuss (1) JAMB 2021
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4054

A binary compound of oxygen with another element is referred to as?

  • A. Oxide
  • B. Element
  • C. Carbon
  • D. Nitrogen
View Answer & Discuss JAMB 2021
4055

The process or act of extracting a metal from its ore and refining it is called?

  • A. Extraction
  • B. Metal mining
  • C. Mettallurgy
  • D. Prospecting
View Answer & Discuss (4) JAMB 2021
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