Chemical Equations Quiz
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Questions and Answers

What is a balanced chemical equation?

  • An equation where the number of atoms of each element in the reactants side is equal to that of the products side (correct)
  • An equation where the reactants and products are represented by their symbols or formulas
  • An equation showing unbalanced atoms on the reactant side
  • An equation representing a combination reaction

    • Why is it necessary to balance a chemical equation?

  • To simplify the representation of the reaction
  • To change the products of the reaction
  • To increase the reaction rate
  • To satisfy the law of conservation of mass (correct)

    • What type of reaction is characterized by two or more reactants combining to form one product?

  • Decomposition reaction
  • Double displacement reaction
  • Single displacement reaction
  • Combination reaction (correct)

    • What is a skeletal chemical equation?

    <p>An unbalanced chemical equation</p> Signup and view all the answers

    According to the law of conservation of mass, what must be equal in a balanced chemical equation?

    <p>Total number of atoms on the reactants side and the products side</p> Signup and view all the answers

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