Lecture 10

Lecture 10 - CHM 11500 Lecture 9 10! Reading Sections...

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1 CHM 11500 Lecture 9 10! Reading Sections 9.1-9.3
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2 Think/Pair/Share Question #1 Let’s see what you know about bonds between atoms. Covalent bonds can form when… A. Electrons are transferred from one atom to another. B. Electrons are shared between two atoms. C. Electrons are shared among all the atoms in a solid.
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3 Buddy: Question #2 Which compound contains both ionic and covalent bonds? A. MgCl 2 B. Na 2 SO 4 C. CH 4
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4 Question #3 - Solo EtOH structure: Which of the three samples is pure ethanol? A B C
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5 Question #4 EtOH structure: Which of the three samples is pure ethanol? A B C
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6 Question #5 Which of the samples is pure water (H 2 O)? A B C
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7 The Samples Used Demo 1: • Ethanol (CH 3 CH 2 OH) Ethanol plus salt (LiCl) Ethanol plus colored covalent compound Demo 2: • Water (H 2 O) Water plus salt (NaCl) Water plus colored covalent compound
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Understanding the Observations For conduction to occur, a moving charge is needed. What is the moving charge in the solutions that conduct? What do the demos suggest about the
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Lecture 10 - CHM 11500 Lecture 9 10! Reading Sections...

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