JEOPARDY - PowerPoint PPT Presentation

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JEOPARDY

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Chemistry Jeopardy Molar Relationships Phases of Matter Atomic Structure Scientific Investigations Nomenclature + Formulas 10 10 10 10 10 20 20 20 20 20 30 30 – PowerPoint PPT presentation

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Title: JEOPARDY


1
Chemistry Jeopardy
gt
Molar Relationships
Phases of Matter
Atomic Structure
Scientific Investigations
Nomenclature Formulas
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2
How many grams of sodium chloride are required to
prepare 500.0 mL of a 0.100M solution?
What is 2.93 g?
3
How many grams of product Z will be formed if
12.0 g of W react with 10.0 g of X to form 8.0 g
of product Y in the reaction shown?
What is 14.0 g?
4
Daily Double
5
  • The gas with the largest volume at STP is-
  • 10.0 g He
  • 10.0 g Ne
  • 10.0 g Ar
  • 10.0 g Kr

What is He or A?
6
  • What is represented by the pH of a solution?
  • Partial pressure of hydrogen ions in the
    solution
  • Electronegativity of dissociated hydrogen ions
    in solution
  • Concentration of hydrogen ions in the solution
  • Temperature of hydrogen ions in the solution

What is C?
7
  • Which of the following could cause a gaseous
    substances to liquify?
  • An increase in pressure
  • An increase in volume
  • An increase in temperature
  • A decrease in number of moles

What is A?
8
  • According to Charles law, the volume of a fixed
    amount of gas is directly proportional to-
  • isoelectric mixture
  • vapor concentration
  • barometric pressure
  • kelvin temperature

What is D?
9
  • The energy required to melt a solid into a liquid
    is called-
  • heat of vaporization
  • heat of fusion
  • cooling curve
  • triple point

What is B?
10
  • If a deep-sea divers tank is filled with a
    helium-oxygen mixture to a pressure of 170
    atmospheres and the partial pressure of helium is
    110 atmospheres, the partial pressure of oxygen
    is-
  • 60 atm
  • 110 atm
  • 140 atm
  • 280 atm

What is 60 atm or A?
11
Daily Double
12
  • What is the main similarity among elements in
    group 2?
  • Atomic radius
  • Chemical properties
  • Mass number
  • Boiling point

What is B?
13
  • A neutral atom of aluminum-27 contains-
  • 13 protons and 27 electrons
  • 14 protons and 13 neutrons
  • 13 electrons, 13 protons, and 14 neutrons
  • 13 electrons, 14 protons, and 13 neutrons

What is C?
14
  • Which of the elements below is a positive ion
    with a charge of one?
  • 1
  • 2
  • 3
  • 4

What is 1 or A?
15
  • Cations are formed when neutral atoms lose-
  • electrons
  • protons
  • neutrons
  • positrons

What is A?
16
Which of these is the general formula for a
double-replacement reaction? A) AB?AB B)
ABXY?BAYX C) ABXY?AYXB D) ABXY?AXBY
What is C?
17
  • The correct formula of an ionic compound
    containing Al3 and CO32- is-
  • AlCO3
  • Al(CO3)3
  • Al2(CO3)3
  • Al3(CO3)2

What is C?
18
  • Which of these is the balanced chemical equation
    for the reaction shown above?
  • AlH2SO4?Al2(SO4)3H2
  • 2Al3H2SO4?Al2(SO4)33H2
  • 2Al3H2SO4?Al2(SO4)3H2
  • 2AlH2SO4?Al2(SO4)3H2

What is B?
19
  • The figure below shows a compound containing
    hydrogen and an unknown element Z. To which group
    on the periodic table does element Z belong?
  • 13
  • 14
  • 15
  • 16

What is 15 or C?
20
  • If a student needed to obtain 8.0 mL of a liquid
    for an experiment, the appropriate piece of
    laboratory equipment to use would be a-
  • 50mL beaker
  • 1.0 mL pipet
  • 50 mL flask
  • 10.0 mL graduated cylinder

What is D?
21
  • Which of the following best describes why an
    experiment should be repeated?
  • To organize the data
  • To produce a variety of results
  • To include another variable
  • To verify the observed results

What is D?
22
According to the graph, in order to double the
rate of the reaction at 20C, the temperature
must be increased by approximately- A) 10C B)
20C C) 30C D) 40C
What is B?
23
  • Which basic lab technique involves the separation
    of a mixtures components through differences in
    particle size?
  • Filtration
  • Extraction
  • Distillation
  • Crystallization

What is A?
24
Double Chem. Jeopardy
The correct Formula
More Molar Fun!
Changes Matter!
Who Knows?
Beats Me
20
20
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20
40
40
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40
40
60
60
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60
60
80
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80
25
  • How many grams of nitrogen are present in 2 moles
    of HNO3?
  • 1
  • 2
  • 14
  • 28

What is 28 or D?
26
  • How many moles of copper are equivalent to 3.44 X
    1023 atoms of copper?
  • 0.571 moles
  • 1.75 moles
  • 5.41 X 1021 moles
  • 5.71 X 1022 moles

What is 0.571 moles or A?
27
Daily Double
28
  • What is the molar mass of Al(NO3)3?
  • 57 g/mol
  • 103 g/mol
  • 165 g/mol
  • 213g/mol

What is 213 g/mol or D?
29
  • What is the mass in grams of one mole of sulfur
    dioxide (SO2)?
  • 48.1 g
  • 64.1 g
  • 80.1 g
  • 96.1 g

What is 64.1 g or B?
30
  • A sample of nitrogen occupies 10.0 liters at 25C
    and 98.7 kPa. What would be the volume at 20C
    and 102.7 kPa?
  • 7.87 L
  • 9.45 L
  • 10.2 L
  • 10.6 L

What is 9.45 L or B?
31
  • Each balloon was filled with an identical number
    of moles of gas. Which of the following best
    explains why the balloon B is larger than balloon
    A?
  • The gas in A is under less pressure
  • The gas in A is warmer
  • The gas in B is under
  • more pressure
  • D) The gas in B is warmer

What is D?
32
  • Line D represents water. If the atmospheric
    pressure in a flask is lowered to 70 kPa, water
    would boil at what temperature?
  • 32
  • 70
  • 92
  • 100

What is 92 or C?
33
  • Solid magnesium has a specific heat of 1.01
    J/gC. How much heat is given off by a 20.0 gram
    sample of magnesium when it cools from 70.0C to
    50C?
  • 202 J
  • 404 J
  • 808 J
  • 1010 J

What is 404 J or B?
34
Daily Double
35
The appropriate model for a decomposition
reaction is-
What is A?
36
  • The formula for dinitrogen tetroxide is-
  • N2O4
  • N3O3
  • N2O2
  • NO

What is A?
37
What is the correct Lewis dot structure for
arsenic?
A)
B)
C)
D)
What is C?
38
  • The empirical formula for a substance is CH2. If
    the molecular mass of the substance is 56, the
    molecular formula is-
  • C2H4
  • C3H6
  • C4H8
  • C5H10

What is C?
39
Which of the following orbital diagrams is
incorrect because it violates Hunds rule.
A
C
B
D
What is C?
40
  • Which of the following is the name of the
    molecule PCl3?
  • Phosphorus trichloride
  • Phosphorus chloride
  • Potassium trichloride
  • Potassium chloride

What is A?
41
  • Which of the following properties decreases from
    left to right across a period?
  • Atomic number
  • Electronegativity
  • Atomic radius
  • Ionization energy

What is C?
42
  • When this equation is balanced, the coefficient
    of the hydrochloric acid will be-
  • 2
  • 3
  • 4
  • 6

What is 6 or D?
43
  • The atomic number corresponds to an atoms number
    of-
  • protons
  • neutrons
  • electrons
  • positrons

What is A?
44
  • Which element naturally occurs as a diatomic
    molecule?
  • Zn
  • C
  • K
  • H

What is D?
45
  • What shape does the molecule BF3 have?
  • Bent
  • Linear
  • Tetrahedral
  • Trigonal planar

What is D?
46
  • How should 0.000365 be expressed in proper
    scientific notation?
  • 3.65 X 104
  • 365
  • 3.65
  • 3.65 X 10-4

What is D?
47
This class rocks
48
FINAL JEOPARDY
49
  • When this equation is balanced, the coefficients
    in order are-
  • 1, 1, 1, 1
  • 2, 1, 1, 2
  • 3, 1, 3, 2
  • 3, 2, 2, 1

What is C?
50
Thanks for playing JEOPARDY Now, go home and
study!
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