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Run the chemistry gates

Exercise and reference answers

Questions
  1. Correct
    18 u
    Choices
    1. 18 u
    2. 16 u
    3. 20 u
  2. Correct
    63 u
    Choices
    1. 63 u
    2. 53 u
    3. 73 u
  3. Correct
    58.5 u
    Choices
    1. 58.5 u
    2. 48.5 u
    3. 68.5 u
  4. Correct
    1 to 8
    Choices
    1. 1 to 8
    2. 1 to 4
    3. 1 to 2
  5. Correct
    Proust
    Choices
    1. Proust
    2. Dalton
    3. Bohr
  6. Correct
    Dalton
    Choices
    1. Proust
    2. Dalton
    3. Bohr
Instructions
Pick the correct value or term at every gate.

Explanation

_Source: syllabus Science Class IX, Chapter 3, Atoms and Molecules._
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