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Some Basic Concepts of Chemistry — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistrySome Basic Concepts of Chemistry1 Mark
MCQ
1u= ?
  • A
    The mass of one atom of the carbon -12 isotope
  • B
    $\frac{1}{12}^\text{th}$ the mass of one atom of the carbon -16 isotope
  • C
    $\frac{1}{12}^\text{th}$ the mass of one atom of the carbon -12 isotope
  • D
    The mass of one atom of the carbon -16 isotope
✓

Answer

  1. $\frac{1}{12}^\text{th}$ the mass of one atom of the carbon -12 isotope

Explanation:

1u = $\frac{1}{12}^\text{th}$ the mass of one atom of the carbon -12 isotope.

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