Test Your Chemistry Kowledge! Practice Quiz

65 Questions | By Jwendeli | Updated: Mar 15, 2022 | Attempts: 540

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Test Your Chemistry Kowledge! Practice Quiz - Quiz

This quiz is absolutely perfect for those of us who are willing to test all we know about chemistry. The earth is full of chemicals, and they have their own individual properties too. Are you willing to see just how knowledgeable you are when it comes to this field? Take... see moreup this test and get to find out for sure. see less

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Maintains the pH of body fluids; removes or replaces hydrogen ions in...

Molarity

Thick solutions usually of proteins or other large molecules

Large molecules that are not in solution but will eventually settle...

_____ is the universal solvent. Makes up ___ of the body

Mass in grams equal to the MW

Percentage

Measure of concentration of free hydrogen ions in solution

As hydrogen ions ______, pH _____

Blood pH

Releases hydrogen ions into the solution; lowers pH

Removes hydrogen ions from solution or adds OH; raises pH

____ acids and bases ionize completely

____ acids and bases do not completely ionize they act as buffers

Substances that bind acid (H) and/or (OH) and prevent fluctuations in...

PH < 7pH = 7pH > 7

Molecules that are easily dissolved in solvent

A + B --> AB

AB --> A + B

AB + CD --> AD + CB

AB + H20 --> A + B

A + B --> AB + H2O

Sum of all reactions in the body

Metabolism provides for

Break down of complex molecules and releases energyexample:

Capacity to do work

Energy of motion

Stored energy resulting from position or structure

Amount of energy needed to begin reaction

Enzymes are ___reduce energy of activation w/o being changed or used...

Essential chemical compounds obtained from diet

Molecules synthesized or broken down inside the body

Substance composed of two or more elements

Anything that takes up space or has mass

Simplest type of matter with unique chemical properties. Compsed of...

Smallest particle of an element that has chemical characteristic of...

Atoms are made up of

Weighing unit for measuring atoms ___ or ___

Since isotopes are radioactive they can be used experimentally or...

Electrons determine

Outermost electron shell determines the ____ of the element

Most atoms have what type of charge

Examples of atoms that give up electrons

Atom or compound with a positive charge

Atom or compound with a negative charge

Chemical structure consisting of atoms held together by chemical bonds

Everything is composed of ___ or ___

Electrons not shared equally because one nucleus attracts the...

Medium in which molecules of a solute are disperse

Uniform mixture of two or more substances

Formed when H+ is attracted to the negative side of a polar molecule

Weak forces that affect shape and properties of compounds

Sum of atomic weigths of component atoms

Electrons are shared equally because nuclei attract the electrons...

Covalent bonds are ____ than ionic bonds

Soluble salt that will conduct an electric current in a solution

Are ionic bonds strong or weak bonds?

Ionic compound whose cation is not H and its anion is not OH

Electric bond, attraction between cation and anion

Three type of bonds

Bond where atoms share electrons

Synthesis of new molecules; uses energyexample:

Common isoptopes:3H ____; ___ radioactive14C used for _____32P...

Common elements of the body

Caused by electrons being unevenly distributed in neutral molecules

Test Your Chemistry Kowledge! Practice Quiz

1. Maintains the pH of body fluids; removes or replaces hydrogen ions in a solution

2.

What first name or nickname would you like us to use?

2. Molarity

3. Thick solutions usually of proteins or other large molecules

4. Large molecules that are not in solution but will eventually settle out

5. _____ is the universal solvent. Makes up ___ of the body

6. Mass in grams equal to the MW

7. Percentage

8. Measure of concentration of free hydrogen ions in solution

9. As hydrogen ions ______, pH _____

10. Blood pH

11. Releases hydrogen ions into the solution; lowers pH

12. Removes hydrogen ions from solution or adds OH; raises pH

13. ____ acids and bases ionize completely

14. ____ acids and bases do not completely ionize they act as buffers

15. Substances that bind acid (H) and/or (OH) and prevent fluctuations in their free content

16. PH < 7pH = 7pH > 7

17. Molecules that are easily dissolved in solvent

18. A + B --> AB

19. AB --> A + B

20. AB + CD --> AD + CB

21. AB + H20 --> A + B

22. A + B --> AB + H2O

23. Sum of all reactions in the body

24. Metabolism provides for

25. Break down of complex molecules and releases energyexample:

26. Capacity to do work

27. Energy of motion

28. Stored energy resulting from position or structure

29. Amount of energy needed to begin reaction

30. Enzymes are ___reduce energy of activation w/o being changed or used uppromotes chemical reactions

31. Essential chemical compounds obtained from diet

32. Molecules synthesized or broken down inside the body

33. Substance composed of two or more elements

34. Anything that takes up space or has mass

35. Simplest type of matter with unique chemical properties. Compsed of atoms of one kind.

36. Smallest particle of an element that has chemical characteristic of that element

37. Atoms are made up of

38. Weighing unit for measuring atoms ___ or ___

39. Since isotopes are radioactive they can be used experimentally or clinically to ___ and ___ things

40. Electrons determine

41. Outermost electron shell determines the ____ of the element

42. Most atoms have what type of charge

43. Examples of atoms that give up electrons

44. Atom or compound with a positive charge

45. Atom or compound with a negative charge

46. Chemical structure consisting of atoms held together by chemical bonds

47. Everything is composed of ___ or ___

48. Electrons not shared equally because one nucleus attracts the electrons more than the other does. One side of molecule has a more negative charge and one has a more positive charge.

49. Medium in which molecules of a solute are disperse

50. Uniform mixture of two or more substances

51. Formed when H+ is attracted to the negative side of a polar molecule

52. Weak forces that affect shape and properties of compounds

53. Sum of atomic weigths of component atoms

54. Electrons are shared equally because nuclei attract the electrons equally (CO2)

55. Covalent bonds are ____ than ionic bonds

56. Soluble salt that will conduct an electric current in a solution

57. Are ionic bonds strong or weak bonds?

58. Ionic compound whose cation is not H and its anion is not OH

59. Electric bond, attraction between cation and anion

60. Three type of bonds

61. Bond where atoms share electrons

62. Synthesis of new molecules; uses energyexample:

63. Common isoptopes:3H ____; ___ radioactive14C used for _____32P _____radioactive

64. Common elements of the body

65. Caused by electrons being unevenly distributed in neutral molecules

5. ___ is the universal solvent. Makes up _ of the body

9. As hydrogen ions __, pH _

16. PH < 7
pH = 7
pH > 7

25. Break down of complex molecules and releases energy
example:

30. Enzymes are ___
reduce energy of activation w/o being changed or used up
promotes chemical reactions

38. Weighing unit for measuring atoms _ or _

39. Since isotopes are radioactive they can be used experimentally or clinically to _ and _ things

47. Everything is composed of _ or _

62. Synthesis of new molecules; uses energy
example:

63. Common isoptopes:
3H __; _ radioactive
14C used for _
32P _radioactive