SNC2D SNC2D Exam Review Name:

Size: px

Start display at page:

Download "SNC2D SNC2D Exam Review Name:"

Philip Robinson
5 years ago
Views:

1 CHEMISTRY 1. Element with 9 protons: 2. Element with 7 neutrons: 3. Horizontal row in the periodic table: 4. Vertical column in the periodic table: 5. The name of the elements in group #1: 6. The name of the elements in group #2: 7. The name of the elements in groups #3-12: 8. The name of the elements in group #17: 9. The name of the elements in group #18: 10. This category of elements is found on the left hand side of the staircase line: 11. The category of elements is found on the right hand side of the staircase line: 12. The outermost shell of an atom is called: 13. The electrons found in the outermost shell are called: 14. Ionic compounds are formed when a and a combine. 15. A positive ion is also known as a: 16. A negative ion is also known as a: 17. Metals form ions. 18. Non- metals form ions. 19. Nobel gases 20. In ionic compounds electrons are between elements. 21. In molecular compounds electrons are between elements. 22. are a group of atoms that tend to stay together and carry an overall charge. 23. Molecular compounds are formed when combine. 24. have a sour taste, contain H atoms, a ph less than 7, and dissolve in water to conduct electricity when dissolved in water. 25. have a bitter taste, ph greater than 7, contain hydroxyl groups, feel slippery and conduct electricity when dissolved in water. 26. Red litmus paper turns in the presence of an acid and in the presence of a base.

2 27. Blue litmus paper turns in the presence of an acid and in the presence of a base. 28. Metal oxides form in water. 29. Make a list of things that elements in the same group have in common. 30. How many atoms are in the following compounds? a) CaSO 4 b) Al(HCO 3 ) 3 c) NH 4 NO 3 d) CuClO 3 e) Mg 3 (PO 4 ) 2 f) Ni(OH) Name the compounds in # What are the major differences between ionic and molecular compounds? 33. Draw the Lewis- Dot diagrams to show how the following elements combine to form ionic compounds: a) lithium and chlorine b) magnesium and fluorine c) aluminum and oxygen 34. Name the following compounds: a) N 2 H 3 m) Fe 2 O 3 b) PO n) NF 3 c) CCl 4 o) SiF 4 d) S5O 6 p) CS 2 e) F 2 I q) PBr 5 f) K 2 CO 3 r) Mg(OH) 2 g) Na 2 SO 4 s) Al 2 O 3 h) Al(HCO 3 ) 3 t) Pb 2 O 3 i) LiNO 3 u) NaClO 3 j) LiOH v) SO 3 k) Mg(ClO 3 ) 2 l) Na 3 PO Write the formulas for the following: a) beryllium nitrate i) sodium chloride b) aluminum hydroxide j) copper (I) oxide c) calcium carbonate k) potassium hydroxide d) ammonium sulphate l) sulphur dioxide e) oxygen gas m) magnesium sulfate f) nitrogen tiiodide n) nitrogen gas g) carbon tetrabromide o) calcium bromide h) dinitrogen trioxide 36. What does the law of conservation of mass state? 37. For each of the following, write the word and chemical equation, including states: a) when zinc metal is added to hydrochloric acid, the products formed are hydrogen gas and zinc chloride. b) barium carbonate reacts when heated to yield barium oxide and carbon dioxide. c) silver nitrate reacts with potassium chloride to form silver chloride and potassium nitrate. 38. Balance each of the above reactions. 39. Balance the following: a) Ca 3 (PO 4 ) 2 + SiO 2 à P 4 O 10 + CaSiO 3 e) Mg + HNO 3 à H 2 + Mg(NO 3 ) 2 b) Na + Cl 2 à NaCl f) N 2 H 4 + O 2 à H 2 O + N 2 c) CO + O 2 à CO 2 g) H 2 + Cl 2 à HCl d) K + O 2 à K 2 O

3 40. For each of the following word equations, write the correct balanced chemical equation with states. a) calcium + water à calcium hydroxide + hydrogen gas b) potassium + chlorine à potassium chloride c) hydrogen sulphide à hydrogen + sulphur d) copper (II) oxide + hydrogen + sulphur e) magnesium + oxygen à magnesium oxide 41. What are the 5 kinds of reactions? Give an example chemical equation of each one. 42. What is an exothermic reaction? Endothermic reaction? 43. Classify each of the following reactions: a) H 2 + O 2 à H 2 O e) NI 3 à N 2 + I 2 b) Pb(NO 3 ) 2 + KI à PbI 2 + KNO 3 f) ZnCO 3 à ZnO + CO 2 c) Br 2 + CaI 2 à CaBr 2 + I 2 g) Cu + AgNO 3 à Ag + Cu 3 N 2 d) CO 2 + H 2 O à H 2 CO 3 h) CaCO 3 + HCl à H 2 CO 3 + CaCl Use the following activity series for the following questions: TOP Na Ca Mg ZN Cu BOTTOM a) which metal is the most reactive? Least reactive? b) Which metal would you use to get magnesium out of a solution? c) Which metal in solution would you need to get magnesium into the solution? 45. Define combustion and give an example. 46. Make a chart to compare acids and bases. 47. Which of the following is an acid and which is a base? a) Mg(OH) 2 b) NaOH c) HCl d) H 2 SO 4 e) LiHCO What colour do the following indicators turn in both acids and bases? a) phenolphthalein d) methyl orange b) bromothymol blue e) cabbage juice c) methyl red OPTICS 49. Define wave, frequency, wavelength and amplitude. 50. Explain 2 characteristics of a wave that can increase the energy carried by the wave. 51. What is the electromagnetic spectrum? Name the types of electromagnetic waves that make up the spectrum from lowest to highest frequency. 52. List the colours of light and their wavelengths from shortest to longest. 53. In the additive colour theory what are the 3 secondary colours and what are the primary colours of light that are added together to produce them. 54. Name the different sources of light. 55. Explain why a light source appears brighter the closer you are to the light. 56. Give an example of a substance that is a) transparent b) translucent c) opaque.

4 57. What is diffuse reflection? 58. State the law of reflection. 59. Compare the object and image characteristics for a plane mirror. What is reversed? 60. Where does an object have to be placed to produce a real image using a concave mirror? 61. Where does an object have to be placed to not produce an image using a concave mirror? 62. Can a convex mirror produce a real image? Explain why or why not. 63. An object is placed 35 cm from a concave mirror. A virtual image is produced 60 cm from the mirror. What is the magnification? 64. A microscope magnifies a bacterium that is 2.5 x 10-4 m. If the magnification is 4.5 x 10 2 m, how large will the object be? 65. Draw a diagram of a concave mirror, labelling the focal point, vertex, and focal length. 66. Draw ray diagrams for concave mirrors with the following information: a) focal length 30 cm, height of object 25 cm, distance of object from mirror 50cm. b) focal length 20 cm, height of object 7 cm, distance of object from mirror 10 cm. c) focal length 25 cm, height of object 45 cm, distance of object from mirror 65 cm. 67. Draw ray diagrams for convex mirrors with the following information: a) focal length 15 cm, height of object 4 cm, distance of object from mirror 10 cm b) focal length 25 cm, height of object 15 cm, distance of object from mirror 30 cm 68. Give 2 everyday used of convex and concave mirrors. 69. Define refraction. What happens to the speed of light as the refractive index increases? 70. If the speed of light in a vacuum is 3.0 x 10 8 m/s and the speed of light in cubic zirconia is 1.44 x 10 8 m/s, what is the index of refraction? 71. When light travels from air (low refractive index) to something with a larger refractive index, in which direction will the light beam bend? 72. When light passes from air into Pyrex glass at an angle of 15 o from the normal, what is the angle of refraction? 73. When light passes from a certain medium into water at an angle of 30 o from the normal, the angle of refraction is 37 o. What is the index of refraction of the unknown medium? 74. What is the speed of light? Is it constant or can it be made to slow down? Explain. 75. Draw a diagram of a lens and label the object, image, axis of symmetry, principal axis, focal length, and both focal points. 76. Explain the difference between a real image and a virtual image. 77. A magnifying glass produces a real image 18 mm from a convex lens. If the object being magnified is 30 mm away from the lens, what is the focal length of the magnifying glass? 78. Where has the object been placed if a convex lens with a focal length of 23 mm produces a virtual image 16 mm from the lens?

5 BIOLOGY 79. What is an organelle? What are the main organelles we studied in this unit? 80. Which organelles do animal and plant cells not have in common? 81. What happens to light intensity and field of view as magnification increases? 82. If the field diameter of the low- power objective lens is 3.4 mm, what are the field diameters of the medium and high power objective lenses? (Assume magnifications of 40x, 100x, 400x) 83. For the questions above, if 5 cells fit across the field diameter at high power, what is the estimated cell size? 84. Describe diffusion, osmosis, semi- permeable, and concentration gradient. 85. How is the cell cycle different in plant and animal cells? 86. What are the two main parts of the cell cycle? 87. What are the three parts of interphase? What happens during each? 88. What two processes make up cell division? What is the difference? 89. What are the four phases of mitosis? What events occur during each phase? 90. Study your diagrams of mitosis and cytokinesis. Be able to recognize phases and label parts. 91. What is apoptosis? 92. What does specialization or differentiation mean? 93. How are cancer cells and normal cells different? 94. List the four types of animal tissue, state the general function of each and give examples. 95. List the four types of plant tissue, state the general function of each and give examples. 96. How are cell specialization and tissues related? 97. What is the difference between adult stem cells and embryonic stem cells. What can stem cells be used for? 98. How is vascular tissue involved in the function of the roots and leaves? 99. What role does meristematic tissue play in plants? Where can it be found? 100. What is the function of the flower? 101. What role does connective tissue play in the lung? 102. What are the general functions of the skin? 103. Compare and contrast the dermis and epidermis Trace the movement of air from the mouth/nose to the alveoli Describe the process of breathing Why is diffusion important for the process of gas exchange in the body?

6 107. Trace the movement of food from the mouth to the anus What is the role of the kidney? What system does it belong to? What other organs belongs to this system? 109. How are the root and shoot systems of a plant dependent on one another? 110. Why would a person with a low red blood cell count feel tired and weak? 111. What is homeostasis? What general function does each of the body systems play in maintaining homeostasis during exercise? 112. Put the following terms in order from least complex to most complex: tissue, organ, cell, organ system How do the respiratory and circulatory systems depend on each other? 114. Explain the difference between arteries, veins, and capillaries Study your diagrams of the lungs, heart, organs of the digestive system, the cell and the flower Define transpiration, phloem, xylem, and stomata. How do they relate to the movement of materials in the plant? 117. Fill in the following table for the animal organ systems: Organ System Main Function Organs Function of each Organ Tissues Function of each tissue

7 118. Complete the following for the plant organ systems: Organ System Main Function Organs Function of each Organ Tissues Function of each tissue 119. Be able to label the following diagrams:

SNC2D Exam Review Questions

CHEMISTRY SNC2D Exam Review Questions 1. Fill in this chart using the periodic table: Element potassium # Valence Electrons (no. of electrons in the outer shell) Valence (number of electrons lost or gained