Vocabulary Review
Across
- 3. One of the 5 types of reactions, involves combining two or more reactants to form one product
- 12. (2 words) The substance you have extra (leftovers) of in a chemical reaction.
- 13. Bonding between two or more nonmetals
- 14. The substance the solute gets dissolved into in a solution
- 16. Bonding between a metal and a nonmetal
- 17. Surface _____ is what causes water to bead together and behave as if it has a thin skin on its surface.
- 19. A unit of measurement for energy/heat
- 22. Heat is absorbed. Listed in an equation as a reactant
- 23. Celcius plus 273
- 25. The measure of the average kinetic energy of a substance
- 26. Used to convert between moles of one substance in a reaction to moles of another substance
- 28. Very strong attractive force that holds water molecules to each other is called ____ bonding.
- 29. Energy absorbed is ___ to energy released
- 30. In a chemical equation, what is listed AFTER the arrow
- 31. One of the 5 types of reactions, the products are always carbon dioxide and water vapor.
- 32. In a chemical equation, what is listed BEFORE the arrow
- 35. Nonpolar substance only dissolve in ____ substances
- 36. Used to balance chemical equations. Placed before the chemical formula
- 37. A reaction where electrons are gained and the charge decreases (think OIL RIG)
- 40. (2 words) The substance that runs out first in a chemical reaction and stops the reaction.
- 41. A graph of this type of reaction would have a negative delta H. The products have less energy than the reactants.
Down
- 1. A type of solution in which more solute can be dissolved.
- 2. (2 words) Calculated for a compound by multiplying the number of each atom by the mass on the periodic table and adding all products together.
- 4. The substance dissolved into a solution
- 5. A reaction where electrons are lost and the charge increases (think OIL RIG)
- 6. A unit that measures the amount of a substance. It is equal to 6.02 x 10^23 particles of that substance and the molar mass of that substance.
- 7. (2 words) Actual Yield divided by theoretical yield times 100.
- 8. CaCO3 (calcium carbonate) is ___ when you try to dissolve it in water.
- 9. (2 words) One of the 5 types of reactions, involves an element replacing another in a compound. May or may not occur, must check the Activity Series.
- 10. One of the 5 types of reactions, involves one reactant breaking apart into multiple products
- 11. For this type of solute, as temperature increases, solubility decreases
- 15. A way of calculating the energy released by an object by comparing it to the energy absorbed by another substance (usually water)
- 18. A solution that conducts electricity. Ionic compounds are this.
- 20. (2 words) The amount of heat needed to raise the temperature of 1 gram of a substance by 1 degree Celcius. For water it is 1 cal/g(degree C).
- 21. Energy of motion
- 24. In chemistry, the energy stored in bonds
- 27. Moles divided by Liters
- 33. A type of solution that has the maximum amount of solute dissolved as allowed at a given temperature.
- 34. A homogenous mixture where a solute is dissolved into a solvent
- 38. When the electrons in a covalent bond are shared unequally and cause areas of partially positive charge and partially negative charge
- 39. The universal solvent