Chemistry Formulae and Reactions

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Questions and Answers

What is the sum of the atomic masses of all atoms in a chemical formula?

  • Percentage composition
  • Molar mass
  • Oxidation number
  • Formula mass (correct)

What is used to balance a chemical equation?

  • Molar masses
  • Coefficients (correct)
  • Percentage composition
  • Oxidation numbers

What is the process of assigning oxidation numbers to atoms in a compound?

  • Formula mass determination
  • Electrolysis
  • Oxidation (correct)
  • Ionization

What is the type of compound formed from two elements?

<p>Binary ionic compound (C)</p> Signup and view all the answers

What is the ratio of the amount of each element in a compound?

<p>Percentage composition (B)</p> Signup and view all the answers

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