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4191

Which of the following elements would displace copper from a solution of copper ions?

  • A. silver
  • B. gold
  • C. lead
  • D. mercury
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4192

What is the percentage composition of carbon
in Ca(HCO3)\(_{2}\) ?
[ Ca = 40.0, 0= 16.0, C = 12.0, H= 1.0]

  • A. 22.2%
  • B. 14.8%
  • C. 7.4%
  • D. 3.7%
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4193

Which of the following bond types is intermolecular?

  • A. Covalent bond
  • B. Hydrogen bond
  • C. Ionic bond
  • D. Metallic bond
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4194

The maximum number of covalent bonds formed by nitrogen is

  • A. 1
  • B. 2
  • C. 3
  • D. 4
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4195

The IUPAC name of the compound CH3CH(CH3)CHCH2 is

  • A. 2 - methyl but - 1 - ene
  • B. 2 - methyl but - 2 - ene
  • C. 3 - methyl but - 1 - ene
  • D. 3 - methyl but - 2 - ene
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