Basic Chemistry
Across
- 5. Occur when atoms transfer electrons. Page 36
- 8. An ion that gain or accept electrons. Page 32
- 9. Formed from the moving of charge particles
- 11. Molecules that are formed from sharing electrons and are electrically balanced. Page33-34
- 15. Anything that has space and mass. Page 24
- 16. Substances consisting of two or more components. Page29
- 22. Measures the number of atoms and is equal to atomic weight. Page 29
- 23. Heterogeneous mixtures that do not settle out. Page 30
- 24. Is the same as the number of protons in an atom. Page 27
- 25. Atoms that are co posed of the same number of protons and different number of neutrons. Page 27
- 31. Cannot be broken down in to any other substance or simpler substances. Page 25
- 32. When small particles are bonded together to form large particles. Page 36
- 33. Can be found in the nucleus of an atom has a neutral charge.
- 35. The average of the mass numbers of the total isotopes of an element. Page 28
- 37. Formed when hydrogen atoms share their electrons with another atom. Page 34
- 38. Can be found in the centre of the atom and is consist of protons and neutrons. Page25
- 40. When large particles are broken which will result in small particles. Page 36
- 41. To change back t a fluid state to a more solid state. Page 30
- 42. Located around the nucleus and where electrons can be found. Page 26
- 44. Increases the rate of reactions without becoming chemically charged. Page 38
- 45. Energy that is stored and is not active. Page 24
- 48. Substances that are in large amounts. Page 29
- 49. Equation describing what happens in a reaction. Page 35
- 50. energy Energy of movement or action. Page 24
- 51. When two or more atoms combine and is hold by a chemical bond. Page 28
Down
- 1. When bonds are broken and created. Page 37
- 2. Energy that moves from one place to another in waves. Page 24
- 3. symbol Represented by one or two letters. Page 25
- 4. The process of the decay of atoms. Page 28
- 5. Isotopes that display radioactivity. Page 28
- 6. Substances that are in small amounts. Page 2929
- 7. Energy that involves the movement of matter. Page 24
- 10. Can be found on the shell of an atom and has a positive charge. Page 25
- 12. Smallest particles of a chemical substance that is composed of electrons, neutrons and protons. Page 24
- 13. Used to express the contents of a solution. Page 29
- 14. Bond that is formed during the combination of atoms. Page 31
- 17. Formed when electrons are transfer from one atom to another. Page 32
- 18. When electron pair sharing is not equal. Page 34
- 19. When atoms donate electrons. Page 34
- 20. Found in bonds of Chemical substances. Page 24
- 21. A type of Homogeneous mixtures that consist of solutes and solvents. Page 29
- 26. A type of Heterogeneous mixture with solutes that settles out. Page 30
- 27. When atoms attract electrons on its valence shell. Page 34
- 28. Regions where the electrons are located on an atom. Page 31
- 29. A listing of all the elements and assist in the explanation of the elements properties. Page 25
- 30. Showcase atoms chemical behavior. Page 26
- 34. Can be found in the nucleus of the atom and has a positive charge. Page 25
- 36. The total number of protons and neutrons. Page 27
- 39. Formed when atoms share electrons. Page 32
- 43. Reacting substances in a reaction. Page 35
- 46. When different kinds of atoms are bonded together. Page 28
- 47. Loses electrons and are electron donors. Page 32