Chemistry Vocabulary Review
Across
- 2. block or area of the periodic table that represents those elements with their last electron in an 'f' orbital
- 4. dense center of the atom where 'all' mass is located
- 5. physical combination of matter, can be homogeneous or heterogeneous
- 6. atoms of the same element with different numbers of neutrons and masses
- 8. name for a row on the periodic table
- 12. property that can be seen when a substance undergoes a chemical change (ex - flammability, rustability)
- 13. elements in main group 2, they have 2 valence electrons and are very reactive
- 15. how close a measurement is to the true value (how 'right' or correct your answer is)
- 17. elements found in a stairstep pattern in the 'p' block of the period table, they have properties of both metals and nonmetals
- 21. positive subatomic particle that determines the type of atom
- 22. elemenst found in the 'f' block of the periodic table, they are radioactive or man-made substances
- 24. name for a positive ion that has lost electrons
- 25. state of matter with variable volume and variable shape
- 26. negative subatomic particle located in orbitals around the nucleus
- 27. elements in main group 1, they have 1 valence electron and are very very reactive
- 28. the number of protons and neutrons in an atom
- 29. anything with mass that takes up space
- 31. electrons located in the outer energy level, involved in bonding and gives an atom its chemical properties
- 32. property that can be identified without changing the identity of a substance (ex - boiling point, mass)
- 34. block or area of the periodic table that represents those elements with their last electron in an 's' orbital
- 35. block or area of the periodic table that represents those elements with their last electron in a 'd' orbital
- 36. name for a negative ion that has gained electrons
Down
- 1. subatomic particle with no charge and a mass of 1 amu
- 3. the study of matter and the transformations it can undergo
- 7. when inner core electrons block the attractive pull of the nucleus from outer valence electrons
- 9. ability of an atom to attract electrons
- 10. how close several measurements are to each other (reflection of the amount of care you take in your procedure - how consistent you are)
- 11. elements on the left of the periodic table that lose electrons to become positive ions, they are typically shiny, maleable, and ductile
- 12. chemical combination of matter, composed of more than 1 type of atom
- 14. elements in main group 8, they have a full outer energy level and are very unreactive
- 16. elements on the right of the periodic table that gain electrons to become negative ions, they are typically dull and brittle
- 18. elements found in the center of the periodic table, they represent the 'd' block of the periodic table
- 19. the amount of energy required to remove an electron from an atom
- 20. name for a column on the periodic table, also called a group
- 21. block or area of the periodic table that represents those elements with their last electron in a 'p' orbital
- 23. state of matter with a fixed volume and fixed shape
- 30. state of matter with a fixed volume and variable shape
- 33. elements in main group 7, they have 7 valence electrons and are very electronegative
- 36. smallest unit of matter
- 37. atoms of the same element with different numbers of electrons and charges