Investigation V: Building With Matter
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Transcript of Investigation V: Building With Matter
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INVESTIGATION V: BUILDING WITH MATTER
Hot Seat
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To conduct or not to conduct? That is the question.NaCl(s)
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To conduct or not to conduct? That is the question. H2O(l)
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To conduct or not to conduct? That is the question. Al(s)
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To conduct or not to conduct? That is the question. C12H22O11(s)
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To conduct or not to conduct? That is the question. NaCl(aq)
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To conduct or not to conduct? That is the question. SiO2(s)
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To conduct or not to conduct? That is the question. C20H42(s)
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To conduct or not to conduct? That is the question. C2H6O(l)
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To conduct or not to conduct? That is the question. Cu(s)
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To conduct or not to conduct? That is the question. CaCl2(aq)
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To conduct or not to conduct? That is the question. CuSO4(s)
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To conduct or not to conduct? That is the question. MgSO4(aq)
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Which of the following will conduct electricity? (You may choose more than one)
A. Solid metalsB. Metal-nonmetal compounds in a
solid stateC. Metal-nonmetal compounds
dissolved in waterD. Non-metal compounds in a solid
stateE. Non-metal compounds dissolved
in water
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What is an attraction between atoms that holds them together in space?A bond
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Made of metal and non-metal atoms
Ionic Covalent Network
Metallic Molecular Covalent
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A gas made of nonmetal atoms
Ionic Covalent Network
Metallic Molecular Covalent
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Made entirely of metal atoms
Ionic Covalent Network
Metallic Molecular Covalent
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Very hard solids made entirely of nonmetal atoms
Ionic Covalent Network
Metallic Molecular Covalent
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Tend to be liquids, gases, or softer solids
Ionic Covalent Network
Metallic Molecular Covalent
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Brittle solids
Ionic Covalent Network
Metallic Molecular Covalent
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Bendable solids
Ionic Covalent Network
Metallic Molecular Covalent
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Ionic Covalent Network
Metallic Molecular Covalent
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Softer solids that do not conduct electricity
Ionic Covalent Network
Metallic Molecular Covalent
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Conducts electricity when dissolved but not when solid
Ionic Covalent Network
Metallic Molecular Covalent
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CH4(g) Methane
Ionic Covalent Network
Metallic Molecular Covalent
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Ionic Covalent Network
Metallic Molecular Covalent
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Si(s) silicon (computer chips)
Ionic Covalent Network
Metallic Molecular Covalent
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NaOH(aq) Sodium Hydroxide
Ionic Covalent Network
Metallic Molecular Covalent
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Ionic Covalent Network
Metallic Molecular Covalent
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Li(s) Lithium
Ionic Covalent Network
Metallic Molecular Covalent
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SiO2(s) Silicon dioxide (sand)
Ionic Covalent Network
Metallic Molecular Covalent
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14K gold earrings
Ionic Covalent Network
Metallic Molecular Covalent
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Ionic Covalent Network
Metallic Molecular Covalent
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What is an atom with a positive or negative charge called?Ion
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Group 1 atoms will always (gain / lose) ___ electrons.Lose 1
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Group 7 atoms will always (gain / lose) ___ electrons.Gain 1
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Group 5 atoms will always (gain / lose) ___ electrons.Gain 3
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Group 2 ions will always have a charge of ___+2
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Group 17 ions will always have a charge of ___-1
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The noble gases are located in group _____ (You may choose more than one answer)
A. 8B. 8AC. 18D. VIIIA
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Group VIA ions will always have a charge of ___-2
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ATOMS WITH A POSITIVE CHARGE ARE CALLED __________ WHILE ATOMS WITH A NEGATIVE CHARGE ARE CALLED __________
Spelling counts!
Cations
Anions
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Noble gases are stable because they…Have a filled valence (outermost)
shell
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What is the cation in potassium bromide? Anion in potassium bromide?
Cation K+1Anion Br-1
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What is the cation in magnesium fluoride? Anion in magnesium fluoride?
Cation Mg+2Anion F-1
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What is the chemical formula for magnesium fluoride?
MgF2
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What is the name of this compound? NaFSodium Fluoride
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How many valence electrons are in the compound, K2Se
8