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JEOPARDY!

JEOPARDY!. Reactions Test Review. Chemical Formulas 100. How many different elements are represented in the formula NH 4 OH?. Chemical Formulas 500. What does the coefficient tell you about a molecule? 5H 2 O. Chemical Formulas 300.

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JEOPARDY!

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  1. JEOPARDY! Reactions Test Review

  2. Chemical Formulas100 How many different elements are represented in the formula NH4OH?

  3. Chemical Formulas500 What does the coefficient tell you about a molecule? 5H2O

  4. Chemical Formulas300 How many new substances are created during the following reaction? Na + H2O NaOH + H2

  5. Chemical Formulas400 How many atoms of each element are in the chemical 2Cu(NO3)2?

  6. Chemical Formulas200 How many atoms of each element are in the chemical 4NaOCl2?

  7. Chemical Reactions100 What 2 things can happen to the heat energy during a chemical reaction?

  8. Chemical Reactions200 Wood burning is an example of an ____________________ reaction.

  9. Chemical Reactions300 The starting materials, or items on the left side of the chemical equation are called the _________________.

  10. Chemical Reactions400 The law of conservation of mass says that energy will never be created or ______________.

  11. Chemical Reactions500 In the following equation: S + Fe FeS, if you have 8 grams of S, how many grams of Fe would you need to produce a total of 20 grams of FeS?

  12. Vocabulary100 A ___________ is a shorthand notation that represents a compound or chemical.

  13. Vocabulary200 Describe the heat energy in the following reaction:

  14. Vocabulary300 The 2 in the formula Ag2S is a _____________.

  15. Vocabulary400 The part of the atom involved with bonding are called ________________.

  16. Vocabulary500 A(n) _________________ reaction absorbs heat energy making the inside of the reaction warmer, but the outside temperature cooler.

  17. Balancing Equations100 H2 is on which side of the equation below? H2+ O2a H20

  18. Balancing Equations400 Balance the following equation: Fe + O2a Fe2O3

  19. Balancing Equations300 In the following equation, what MUST be true about CO2 and H2O when compared to CH4 and O2 ? CH4+ O2 CO2 + H2O

  20. Balancing Equations500 Balance the following equation: Ba(CN)2 + H2SO4a BaSO4 + HCN

  21. Balancing Equations200 Is the following equation balanced? NH4OH a NH3 + H2O

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