Across
- 5. Subatomic particle with a positive electric charge(pg.25)
- 7. Two or more atoms bonded together(pg.25)
- 9. Electron hungry and attract electrons very strongly(pg.34)
- 11. The measure of hydrogen ion concentration of a solution(pg.40)
- 13. Electrons forming the electron cloud around the nucleus of an atom occupy regions of space called?(pg.31)
- 16. Single-ring structure containing three to seven carbon atoms(pg.43)
- 17. Energy in action (pg.24)
- 18. Net negative charge(pg.32)
- 22. Average of the relative weights( mass number)of all the isotopes of an element(pg.28)
- 24. Weak bonds formed between one hydrogen atom, covalently linked to an electronegative atom and another electronegative atom(pg.34)
- 26. Anything that occupies space and has mass(pg.24)
- 27. Chemical bond between atoms formed by the transfer of one or more electrons from one atom to another(pg.32)
- 30. Building blocks of protein molecules(pg.47)
- 31. Universal energy compound of body cells(pg.55)
- 32. Basic structural material of the body9PG.47)
- 33. Globular proteins that act as a biological catalyst(pg.51)
- 36. Sum of protons and neutrons(pg.27)
- 37. Large arrays of cation and anions held together by ionic bonds(pg.32)
- 39. Energy involved in moving matter (pg.24)
- 40. When chemical bonds are formed, rearranged or broken(pg.35)
- 42. Unstable chemical element that releases radiation and their atoms decompose spontaneously into more stable forms(pg.28)
- 43. Subatomic particle with a negative charge(pg.25)
- 44. A combination of two or more atoms held together by chemical bonds(pg.28)
- 45. When atoms or molecules combine to form a larger, more complex molecule(pg.36)
- 46. Substance that release hydrogen ions(proton donors)(pg.39)
Down
- 1. Polymers of simple sugars linked together by dehydration synthesis(pg.43)
- 2. building blocks of elements (pg.27)
- 3. Formed when two pair of electrons is shared between two atoms(pg.32)
- 4. Homogeneous mixture of components that may be gases, liquids, or solids(pg.29)
- 6. Formed when two monosaccharides are joined by dehydration synthesis(pg.43)
- 8. The capacity to do work, or to put matter into motion (pg.24)
- 9. Unique substances that cannot be broken down into simplier substances by ordinary chemical bonds (pg.25)
- 10. Energy stored in chemical bonds(pg.24)
- 11. Energy Stored (pg.24)
- 12. Net positive charge(pg.32)
- 14. A group of molecules that includes sugars and starches(pg.43)
- 15. Substances composed of two or more components physically intermixed(pg.29)
- 19. The number of protons in the nucleus of an atom(pg.27)
- 20. Flat molecules made up of four interlocking hydrocarbon rings(pg.47)
- 21. Organic compounds insoluble in water but soluble in other lipids and in organic solvents(pg.43)
- 23. Single most abundant compound in the body(pg.38)
- 25. Study of the chemical compositions and reactions of living matter(pg.38)
- 28. Same number of protons(and electrons)but different number of neutrons(pg.27)
- 29. An atoms outermost energy level(pg.31)
- 34. Proton acceptors(pg.39)
- 35. Heterogeneous mixture containing dispersed or suspended particles in the dispersion medium(pg.30)
- 38. Heterogenous mixture with large, often visible solutes ta tend to settle out(pg.30)
- 40. A substance formed from two or more different elements chemically bonded(pg.28)
- 41. Atoms combining with other atoms to form chemical compounds(pg.31)
- 45. Ionic compounds that dissolve in water an acts as electrolytes(g.39)