the chemistry hot seat break into groups. i will provide you with a question. everybody in the group...
TRANSCRIPT
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The Chemistry Hot Seat
• Break into groups.• I will provide you with a question.• Everybody in the group will write
down the question and provide an answer for the question.
• One person is on the Hot Seat, I will check their answer first.
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Scoring
Scoring is as follows…• If the person on the Hot Seat answers the
question correctly, your team will score 6 points.
• If the person on the Hot Seat answers it incorrectly, I will check the remainder of the groups answers. You will score a single point for every correct answer provided.
Note: Group members are not allowed to share their answers.
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Question #1
What are the 3 components that make up an atom?
You must have all three to be correct.
1. Electrons (negative)2. Protons (positive)3. Neutrons (no charge)
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Question #2
This component of an atom possesses relatively no mass?
An Electron, which is found in the valence shells.
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Question #3
What shell is the M-Shell? What is the maximum number of
electrons it can hold?
It is the third level and can hold up to 8 electrons.
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Question #4
Draw the Bohr diagram for Carbon.
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Question #5
The atom represented by the diagram to the right is…
Noble Gas
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Question #6
What does the atomic number of each element represent?
The atomic number represents the number of protons that an atom has.
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Question #7
The atomic mass is equal to the number of ____________ and ____________.
Atomic Mass = # of Protons + # of Neutrons
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Question #8
Symbol Name Atomic #
Atomic Mass
# of Protons
# of Electron
s
# of Neutron
s
Bi
Symbol Name Atomic #
Atomic Mass
# of Protons
# of Electron
s
# of Neutron
s
Bi Bismuth
83 210 83 83 127
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Question #9
Draw the Lewis Dot Diagram of Neon.
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Question #10
Draw the Lewis Dot Diagram for Nitrogen.
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Question #11
Predict the number of valence electrons for lead.
4
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Question #12
What is an ion? How is it formed?
An ion is an atom with a charge.It is formed when an atom gains or
loses an electron.
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Question #13
Name the five major families in the periodic table.
1. Alkali Metals2. Alkaline Earth Metals3. Chalcogens4. Halogens5. Noble/Inert Gases
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Question #14
These are the most reactive elements and are never found alone in nature.
Alkali Metals
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Question #15
What family forms -1 ions?
Halogens
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Question #16
It has been considered a family of one, and can carry properties of both metals and non-metals…
Hydrogen
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Question #17
A chemical formula tells us 3 things, what are they?
The type of elements in a compund, the number of each atom present, and the type of compound (ionic or covalent) formed.
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Question #18
How many atoms are in the following compound? 4Al2(CO3)3
Ensure to segment the compound and count the number of atoms of each element.
Aluminum (Al) 8Carbon (C) 12 Oxygen (O) 36Total 56
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Question #19
What type of elements make up an ionic compound?
Non-metal + Metal
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Question #20
In an ionic comound, what type of elements lose electrons and which type gains electrons?
Metals lose electrons and are therefore positively charged (Cations).
Non-metals gain electrons and are therefore negatively charged (Anions).
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Question #21
Write the formula for the following ionic compound.
Magnesium and Bromine
MgBr2
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Question #22
Write the formula for the following ionic compound.
Calcium and Nitride
Ca3N2
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Question #23
Write the names for the following ionic compound.
PbO2
Lead (IV) Oxide
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Question #24
Write the names for the following ionic compound.
CuCl2
Copper (II) Chloride
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Question #25
Why do some ions have Roman Numerals in their name?
Some transition metals can have more than one cation.
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Question #26
Write the names for the following ionic compound.
Ca3(PO4)2
Calcium Phosphate
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Question #27
What is the prefix used for a covalent bond with 7 atoms of a single element?
Hepta
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Question #28
Name the following covalent compound.
N2O4
Dinitrogen Tetroxide
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Question #29
Write the covalent formula for the following.
Tetrabromine Nonoxide
Br4O9
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Question #30
What type of chemical reaction is the following?
Al + Pb(NO3)2Al(NO3)3 + Pb
Single Replacement
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Question #31
What type of chemical reaction is the following?
CH4 + 2O2 CO2 + 2H2O
Combustion
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Question #32
Balance the following equation
AsCl + H2S As2S3 + HCl
2AsCl3 + 3H2S 1As2S3 + 6HCl
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Question #33
Balance the following equation
C3H8 + O2 3CO2 + 4H2O
C3H8 + 5O2 3CO2 + 4H2O