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Chemistry Review

Dive into the fundamentals of chemistry with this interactive quiz covering ionic bonds, chemical reactions, acidity, and more. Test your knowledge and learn essential concepts in a fun way!

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Chemistry Review

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  1. Chemistry Review

  2. POWERPOINT JEOPARDY Chemical Bonds Chemical Reactions The pH Scale Acids and Bases Random Chem 10 10 10 10 10 20 20 20 20 20 30 30 30 30 30 40 40 40 40 40 50 50 50 50 50

  3. An ionic bonds forms between what types of atoms? Metals and nonmetals

  4. When an atoms loses an electron is becomes a ______ ion? positive

  5. In which group on the periodic table do you find elements with 5 valence electrons? Group 15

  6. When two atoms share electrons they are considered what type of bond? Covalent Bond

  7. If an atom had 14 electrons total, what is the number of valence electrons is has? 4

  8. In what type of reaction do the products have more energy than the reactants? endothermic

  9. When vinegar and baking soda are mixed, new substances form and the solution becomes cooler. Is this Endo or Exothermic? endothermic

  10. What is the name of the law that says matter can never be destroyed or created? Law of conservation of mass

  11. The reaction: Mg + 2HCl → MgCl2 + H2 would be considered what type of reaction? Single replacement

  12. What is one way to increase the reaction rate of a chemical reaction? Add a catalyst Increase temp Increase concentration Increase surface area

  13. Pure Water is neutral, which means it has a pH of… 7

  14. A solution has a pH of 1. Would it be considered strong or weak? Strong

  15. What is one way to determine if a solution is acidic or basic in the lab? Use pH strips or litmus Paper

  16. Which of the numbers below would be considered the strongest acid? 2 6 8.5 13 2

  17. Which pH value indicates the highest concentration of hydroxide ions on the pH scale? 14

  18. Lemon juice is sour. This tells you lemons must be… Acidic

  19. What ion is released when acids are dissolved in solution? H+

  20. A base is different from an acid because a base releases what kind of ion? OH-

  21. When an acid and base mix, what two products result? Water and Salt

  22. The following equation would be classified as what? Neutralization

  23. An electron dot diagram tells us what about the atom? How many valence electrons it has

  24. Compare a tomato and soap using the scale below. Tomato is an acid and soap is a base.

  25. Balance the equation: H2 + O2→ H2O 2H2 + O2 → 2H2O

  26. A neutral atom will have the same number of….? Protons and Electrons

  27. How is a metallic bond different from an Ionic or Covalent Bond? Has free floating electrons or between 2 metals

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