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Flashcards in Mid Term Exam Deck (114):
1

What is the chemical symbol for

Sodium

Na

2

What is the chemical symbol for

Nitrogen

N

3

What is the chemical symbol for

Idodine

I

4

What is the chemical symbol for

Chromium

Cr

5

What is the chemical symbol for

Magnesium

Mg

6

What is the chemical symbol for

Phosphorus

P

7

What is the chemical symbol for

Sulfur

S

8

What is the chemical symbol for

Oxygen

O

9

What is the chemical symbol for

Calcium

Ca

10

What is the chemical symbol for

Carbon

C

11

What is the element represented by

Al

Aluminum

12

What is the element represented by

Ni

Nickel

13

What is the element represented by

Pb

Lead

14

What is the element represented by

Sr

Strontium

15

What is the element represented by

Ba

Barium

16

What is the element represented by

Sn

Tin

17

What is the element represented by

Bi

Bismuth

18

What is the element represented by

AU

Gold

19

What is the element represented by

F

Fluorine

20

What is the element represented by

Fe

Iron

21

What is the element represented by

Ba

Barium

22

What is the element represented by

H

Hydrogen

23

What is the element represented by

Sn

Tin

24

What is the element represented by

Co

Cobalt

25

What kind of mixture is air?
A. Homogenous
B. Compound
C. Heterogeneous

A. Homogenous

26

What kind of mixture is NaCl?
A. Element
B. Compound
C. Heterogeneous

B. Compound

27

What kind of mixture is vegetable soup?
A. Heterogeneous
B. Homogeneous
C. Compound

A. Heterogeneous

28

What kind of mixture is carbon?
A. Compound
B. Element
C. Homogeneous

B. Element

29

What state of matter is neon?
A. Solid
B. Liquid
C. Gas

C. Gas

30

What state of matter is olive oil?
A. Solid
B. Liquid
C. Gas

B. Liquid

31

What state of matter is gold?
A. Solid
B. Liquid
C. Gas

A. Solid

32

What state of matter is oxygen?
A. Solid
B. Liquid
C. Gas

C. Gas

33

What kind of change is the growth of a plant?
A. Physical
B. Chemical

B. Chemical

34

What kind of change is digestion of food?
A. Physical
B. Chemical

B. Chemical

35

What kind of change is melting ice?
A. Physical
B. Chemical

A. Physical

36

What kind of change is a healing wound?
A. Physical
B. Chemicals

B. Chemical

37

What are 4 types of evidence that shows that a chemical change has taken place?

1. Change in color
2. Gives off gas
3. Transfer of energy
4. Forms a precipitate

38

How many significant figures does 99 have?
A. 1
B. 2
C. 3

B. 2

39

How many significant figures does 0.00980 have?
A. 1
B. 2
C. 3

C. 3

40

How many significant figures does 506,000 have?
A. 1
B. 2
C. 3

C. 3

41

How many significant figures does 90 have?
A. 1
B. 2
C. 3

A. 1

42

How many significant figures does 50.7 have?
A. 1
B. 2
C. 3

C. 3

43

How many significant figures does 2.54 x 10 have?
A. 1
B. 2
C. 3

C. 3

44

What is the law of conservation of Mass?

Mass is neither gained or destroyed, it is conserved.

45

Explain how to separate water from alcohol.

Use distillation- boil the solution until water evaporates- left with alcohol.

46

Explain how to separate the mixture of iron fillings and lead.

Use magnet to pull out iron fillings.

47

Express (34.5)(0.098) in the correct number of significant digits.

3.38

48

Express (3.5x10^26)/ (2.7x10^14) in the correct number of significant digits.

1.3x10^12

49

Express 66810.12/ 2.4 in the correct number of significant digits.

2.78

50

Write the answer in the number of significant digits 301 + 24.98 + 8.9 =

334.88

51

How many valence electrons does an atom of any element in Group 7A have?
A. 6
B. 7
C. 9

B. 7

52

Round off 3.452 to 3 significant figures.
A. 3.4
B. 3.452
C. 3.45

C. 3.45

53

Round 4.5x10^3 to one significant figure.
A. 4.5x10^3
B. 4x10^3
C. 5x10^3

C. 5x10^3

54

Round off 4240 to 2 significant figures.
A. 4200
B. 4300
C. 4250

A. 4200

55

Write the SI base units and symbols for mass.

Unit: Kilogram

Symbol for unit: Kg

56

Write the SI base units and symbols for time.

Unit: Second

Symbol for unit: s

57

Write the SI base units and symbols for length.

Unit: Meter

Symbol for unit: m

58

Arrange Mg, Ra, and Be in the order of increasing ionization energy. (Getting larger)

Ra-Mg-Be

59

Arrange Li, F and C in the order of increasing ionization energy. (Getting larger)

Li-C-F

60

Arrange At, Cs and Hf in the order of increasing ionization energy. (Getting larger)

Cs-Hf-F

61

Who was the first to organize the periodic table?
A. Dalton
B. Rutherford
C. Mendeleev

C. Mendeleev

62

What is the metric prefix for 10^3 also give the symbol for the prefix.

Prefix: Kilo

Symbol: k

63

What is the metric prefix for 10^-6 also give the symbol for the prefix.

Prefix: micro

Symbol: u (cursive u)

64

What is the metric prefix for 10^-12 also give the symbol for the prefix.

Prefix: Pico

Symbol: p

65

What is the metric prefix for 10^-3 also give the symbol for the prefix.

Prefix: milli

Symbol: m

66

What is the density of a piece of cheese that has a mass of 8.76g and a volume of 3.07 centimeters cubed?

Divide mass by volume to get your answer.

67

What does the metric prefix for kilo mean?
A. 1000 times larger
B. 100 times larger
C. 10 times larger

A. 1000 times larger

68

Which of these is not a characteristic of most ionic compounds?
A. Solid at room temperature
B. Has a low melting point
C. Conducts an electrical current when melted

B. Has a low melting point

69

How many valence electrons will an atom in group 5A have?
A. 5
B. 4
C. 3

A. 5

70

Isotopes in an atom have the same number of what?
A. Neutrons
B. Mass number
C. Protons

C. Protons

71

What are the representative elements usually called?
A. Group A elements
B. Group B elements
C. Transition metals

A. Group A elements

72

What is the charge on a Nitrogen atom that has gained electrons and become an ion?
A. 3+
B. 3-
C. 2-

B. 3-

73

The electron configuration of a fluoride ion, Cl-, is what?
A. The same as a neon atom
B. The same as an argon atom

A. The same as a neon atom

74

What is the octet rule?

Atoms will share/transfer/combine to become a noble gas -"8".

75

Why are metals good conductors of electricity?
A. Contains ions
B. Are ductile
C. Contain free valence electrons

C. Contain free valence electrons

76

Which of the following has the electron configuration of a noble gas?
A. Mg
B. F-
C. P

B. F-

77

Which of the following will make an ionic bond?
A. Magnesium and Bromine
B. Barium and Potassium
C. Chlorine and Iodine

A. Magnesium and Bromine

78

When a lithium atom loses its valence electrons, what is the charge on the resulting ion?
A. 3+
B. 2+
C. 1+

C. 1+

79

Which element has the largest atomic radius?
A. Al
B. P

A. Al

80

Which element has the largest atomic radius?
A. N
B. Sb

B. Sb

81

Which element has the largest atomic radius?
A. Cl
B. Mg

B. Mg

82

The electron configuration for the Magnesium ion (Mg^2+) is what?
A. Same as potassium
B. Same as neon

B. Same as neon

83

Be able to fill in the electron dot diagram and the ion each element becomes.

See Mrs. Krumpelman

84

Be able to fill in the chart for Alpha, Beta and Gamma rays.

See Mrs. Krumpelman

85

Be able to complete the atomic mass and atomic number chart.

See Mrs. Krumpelman

86

Be able to fill in the particle chart for Neutrons, Electrons, and Protons.

See Mrs. Krumpelman

87

Today's periodic table is organized by what?
A. Atomic mass
B. Atomic number
C. Mass number

B. Atomic number

88

How many neutrons are in 108/35 Ag?
A. 83
B. 63
C. 73

C. 73

89

How many neutrons are in 68/30 Zn?
A. 38
B. 48
C. 58

A. 38

90

What must happen to attain a noble gas configuration from an aluminum atom?
A. Gain 3 electrons
B. Lose 1 electron
C. Lose 3 electrons

C. Lose 3 electrons

91

What atoms in compounds tend to have electron configurations of a noble gas?
A. Halide ion
B. Metallic Bond
C. Octet Rule

C. Octet Rule

92

What is the force of attraction binding oppositely charged ions together?
A. Halide Ion
B. Ionic Bond
C. Metallic Bond

B. Ionic Bond

93

What is the attraction of valence electrons for positive metal ions?
A. Metallic Bond
B. Ionic Bond
C. Valence Electrons

A. Metallic Bond

94

What is a depiction of valence electrons around the symbol of an el?
A. Electron Dot Structure
B. Ionic Bond
C. Octet Rule

A. Electron Dot Structure

95

What is an anion of chlorine or other halogen?
A. Ionic Bond
B. Halide Ion
C. Metallic Bond

B. Halide Ion

96

What is an electron in the highest occupied energy level of an atom?
A. Ionic Bond
B. Electron Dot Structure
C. Valence Electron

C. Valence Electron

97

Be able to know how to take a temperature in Celsius and put in into Kelvin.

See Mrs. Krumpelman for help.

98

What do all of the elements in a particular group on the periodic table have the same number of?
A. Protons
B. Valance electrons
C. Neutrons

B. Valence electrons

99

Be able to calculate the percent of error in a given measurement.

See Mrs. Krumpelman for help.

100

When given 61/29 Cu or a similar problem. Be able to give the protons, neutrons and electrons of the element.

Example: 61/29 Cu
Protons: 29
Neutrons: 32
Electrons: 29

101

Be able to describe the composition of a nucleus and draw Rutherford's idea of an atom.

See Mrs. Krumpelman for help.

102

Be able to state if an electron is lost or gained when given an element. Also know if they are a cation or anion.

Example: Br-, gained one electron, anion.

103

Be able to put numbers in scientific notation.

Example: 43,000,000
Scientific notation: 4.3x10^7

104

Be able to find the group and period elements go into.

Example: Carbon Group: 4A Period: 2
Xenon Group: 8A Period: 5

105

Be able to identify if an element is an alkali metal, alkaline earth metal, halogen, noble gas, transition metal, or an inner transition metal.

Examples: Fluoride, Halogen
Magnesium, Alkaline earth metal

106

Be able to calculate half life when given an element.

See Mrs. Krumpelman for help.

107

Know how to correctly do an electron dot diagram.

See Mrs. Krumpelman for help.

108

Be able to calculate the maximum number of electrons in each sublevel.

See Mrs. Krumpelman for help.

109

When given an element, know how many electrons are in the highest occupied energy level.

See Mrs. Krumpelman for help.

110

Be able to list the electromagnetic spectrum from the longest wavelength to the shortest.

Radio-radar-microwaves-infrared-visible light- UV- Xray-gamma

Hint: Rob-runs-miles-in-very-ugly-xtreme-grass.

111

Be able to list the visible light spectrum in increasing wavelength. (shortest to longest)

Violet-indigo-blue-green-yellow-orange-red.

Hint: ROY-G-BIV

112

Know how to find the electron configurations using the yellow brick road. Also know how to use the electron configuration to determine how many unshared pairs and element has.

See Mrs. Krumpelman if needed.

113

Be able to draw how electrons will transfer from one element to another and write the chemical formula for pairs of elements.

See Mrs. Krumpelman if help is needed.

114

Know how to find the mass of an element if given the volume and the density.

See Mrs. Krumpelman if need help