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Chemical Reactions and Stoichiometry Guide

Learn about balancing equations, types of reactions, ionic and covalent bonding, and stoichiometry. Includes examples and practice questions.

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Chemical Reactions and Stoichiometry Guide

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  1. Balancing Equations Types of Reactions Ionic Bonding Covalent Bonding Stoichiometry 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 600 600 600 600 600

  2. An ionic compound is made up of a ____________ & _____________. Metal & Nonmetal

  3. In an ionic bond, electrons are what? Transferred

  4. Name this ionic compound: AgCl Silver Chloride

  5. How many electrons are transferred from Fe to O in the synthesis of FeO? 2 electrons

  6. Name this compound: NaNO3? Sodium Nitrate

  7. How much does 1 mole of Nitrogen weigh? 14 grams

  8. Can ionic compounds be dissolved in water? Yes

  9. A covalent compound is made up of a ________&________. Nonmetal & Nonmetal

  10. In a covalent bond electrons are what? Shared

  11. Name this compound: N3P5 Trinitrogen pentaphosphide

  12. How many electrons are shared between the two nitrogens in a molecule of N2? Six

  13. Which atom in a molecule of HCl has a greater pull on the shared electrons, creating a partial negative charge? Chlorine

  14. Is CH4 a polar or nonpolar molecule? Nonpolar

  15. In balanced form, what coefficient will be in front of O2? CH4 + O2 CO2 + H2O 2

  16. In balanced form, what coefficient will be in front of NH3? N2 + H2 NH3 2

  17. What will the coefficient for H2 be in this equation when balanced? C + H2 C8H18 9

  18. What is the sum of all the coefficients when this equation is balanced? C + Cl2 CCl4 4

  19. What is the sum of all the coefficients in this balanced equation? Fe + O2 Fe2O3 9

  20. Fully balance this equation SiO2 + HF  SiF4 + H2O List the coefficients in order 1,4,1,2

  21. What type of reaction is this? H2 + O2 H2O2 Synthesis

  22. What type of chemical reaction is this? H2O2 H2 + O2 Decomposition

  23. What type of chemical reaction is this? Zn + CuCl2 Cu + ZnCl2 Single displacement

  24. What type of chemical reaction is this? 2C8H18 + 25O2 16CO2 + 18H2O Combustion

  25. What is this type of reaction? C6H12O6 + 6O2 6CO2 + 6H2O Combustion

  26. What type of chemical reaction is this? 4(NH4)3PO4 + 3Pb(NO3)4 Pb3(PO4)4 + 12NH4NO3 Double Displacement

  27. How many atoms or molecules are in a mole? 6.02 x 1023

  28. How many moles are in 46 grams of Na? 2 moles

  29. How many molecules are in 132 grams of CO2? 3 x 6.02 x 1023 Or 1.806 x 1024

  30. How much does 1.204 x 1024 atoms of carbon weigh? 24 grams

  31. How many moles of atoms are in 239 grams PbO2? 3 moles of atoms

  32. Final Jeopardy Category: Stoichiometry

  33. What is the gram formula mass of C3H6O ? 58 grams

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