Across
- 1. the storage carbohydrate formed by plants (pg.43)
- 3. the substance present on the greatest amount (pg. 29)
- 5. stored energy (pg. 24)
- 8. homogeneous mixtures of components that may be gases, liquids, or solids(pg.29)
- 9. - the study of the chemical composition and reactions of living matter (pg.38)
- 10. chemical bond that involves the sharing of electrons to form electron pairs between atoms (pg.32)
- 11. - proton acceptors; they take up hydrogen ions in detectable amounts. (pg. 39)
- 15. a substance that increases the rate of reaction, but can be recovered, unchanged at the end
- 20. A combination of two or more atoms held together by a chemical bond (pg. 28)
- 22. regions around the nucleus in which a given electron or electron pair is likely to be found. (pg.26)
- 24. the substance present in the smallest amount (pg.29)
- 26. a chemical bond between atoms formed by the transfer of one or more electrons from one atom to the other is (pg.32)
- 28. The tendency of an atom in a molecule to attract the shared pair of electrons towards itself. (pg.34)
- 30. sum of the atomic weights of the elements or compound (pg.29)
- 31. when two or more atoms of the same element are chemically bind together, they form a_____ (pg.28)
- 32. - chainlike molecules made of many similar units (monomers), joined together by dehydration synthesis (pg.42)
- 33. a salt is an electrically neutral chemical compound consisting of cations and anions connected by an ionic bond (pg. 39)
- 36. – the ability to put matter into motion. (pg. 24)
- 38. this type of energy is stored in the bonds of chemical substances (pg.24)
- 39. a group of molecules that contain sugars and starches. (pg. 43)
- 40. unique substances that cannot be broken down into simpler substances by ordinary chemical methods.
- 41. – energy in motion (pg. 24)
- 43. a single chain structure containing 3-7 carbon atoms. (pg.43)
- 44. modified triglycerides. (pg.47)
- 47. substances that conduct an electrical current in solution (pg. 39)
- 48. the type of reaction when energy is released (pg.37)
Down
- 2. – the process of atomic decay (pg. 28)
- 3. heterogenous mixtures with large visible solutes that tend to mix out (pg.30)
- 4. - large arrays of cations and anions held together by ionic bonds(pg.32)
- 5. - polymers of simple sugars linked together by dehydration synthesis
- 6. The substance on which an enzyme act (pg.52)
- 7. The time required for a radioisotope to lose one-half of its activity (pg.28) - 2 words
- 12. the process when atoms or molecules form a larger, more complex molecule (pg.36)
- 13. - a common waste product of protein breakdown in the body (pg.40)
- 14. a substance that releases hydrogen ions in detectable amounts. (pg.39)
- 16. -Radioactive isotopes of an element is called a (pg.28)
- 17. chemical systems that regulate homeostasis of acid base balance. (pg.41)
- 18. with the same number of protons but differing numbers of neutrons.(pg.27)
- 19. structural units of nucleic acids (pg. 53)
- 20. energy directly involved in moving matter (pg.24)
- 21. proteins that act as biological catalysts (pg.51)
- 23. – the type of energy that results from the movement of charged particles. (pg.24)
- 25. Substance composed of two or more component physically intermixed (pg. 29)
- 27. a translucent mixture of tiny particles dispersed in another medium (pg.30)
- 29. the products of energy-absorbing in a reaction (pg.37)
- 34. Solution concentrations are typically designated in terms of percent or (pg.40)
- 35. formed when two monosaccharides are joined by dehydration synthesis (pg.43)
- 37. – the center of an atom containing protons and neutrons (pg.25)
- 42. the storage carbohydrate of animal tissues (pg.43)
- 45. – anything that occupies space and has a mass. (pg. 24)
- 46. - an atom’s outermost energy level (pg.31)