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Balancing Equation- determine how to balance the equation

Quiz by Marybeth Mechalske

HS Physical Science
Science
North Carolina Standard Course of Study

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20 questions
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  • Q1
    __BaCl₂ + __Na₂SO₄ → __NaCl + __BaSO₄
    Users enter free text
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    30s
    PSc.2.2.4
  • Q2
    __CaO + __H₂O → __Ca(OH)₂
    balanced
    30s
    PSc.2.2.4
  • Q3
    __CS₂ + __O₂ → __CO₂ + __SO₂
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    30s
    PSc.2.2.4
  • Q4
    __Fe +__O₂ → __Fe₂O₃
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    30s
    PSc.2.2.4
  • Q5
    __MgS + __O₂ → __MgO + __SO₂
    2, 3, 2, 2
    30s
    PSc.2.2.4
  • Q6
    __Na + __F₂ → __NaF
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    30s
    PSc.2.2.4
  • Q7
    __Na + __MgF₂ → __NaF + __Mg
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    30s
    PSc.2.2.4
  • Q8
    __Sn + __HF → __SnF₂ + __H₂
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    30s
    PSc.2.2.4
  • Q9
    A chemical substance formed as a result of a chemical reaction
    product
    30s
    PSc.2.2.4
  • Q10
    A chemical substance that is present at the start of a chemical reaction.
    reactant
    30s
    PSc.2.2.4
  • Q11
    A number in front of a chemical formula in an equation that indicates how many molecules or atoms of each reactant and product are involved in a reaction.
    coefficient
    30s
    PSc.2.2.4
  • Q12
    A number written slightly below and to the right of a chemical symbol that shows how many atoms of an element are in a compound.
    subscript
    30s
    PSc.2.2.4
  • Q13
    A process during which chemical bonds between atoms are broken and new ones are formed. Producing one or more different substances.
    chemical reaction
    30s
    PSc.2.2.4
  • Q14
    A representation of a chemical reaction that uses symbols to show the relationship between the reactants and the products
    chemical equation
    30s
    PSc.2.2.4
  • Q15
    __CH₄ + __O₂ → __CO₂ + __H₂O
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    30s
    PSc.2.2.4

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