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CHEM 1030 Exam 1 -Auburn University WITH CORRECT SOLUTIONS 2023 £14.53
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CHEM 1030 Exam 1 -Auburn University WITH CORRECT SOLUTIONS 2023

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CHEM 1030 Exam 1 -Auburn University WITH CORRECT SOLUTIONS 2023

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  • October 31, 2024
  • 4
  • 2024/2025
  • Exam (elaborations)
  • Unknown

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  • chem 1030 e
  • chem 1030 exam
  • chem 1030 exam 1 auburn university with correct s

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  • CHEM 1030
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CHEM 1030 Exam 1 -Auburn University WITH
CORRECT SOLUTIONS 2023

metallic bonds - ANSWER formed between two metals, creates a sea of free
moving electrons

metals - ANSWER malleable and ductile

freedom of electrons allows for - ANSWER high conductivity

ionic bonds - ANSWER formed between an anion and cation (metal and nonmetal).
electrons are transferred

electrostatic potential - ANSWER strength of the ionic attraction (form of potential
energy). also called Coulombic Attraction. Eel=2.31 x10^-19 J x nm (Q1xQ2)/D)

when electrostatic potential energy = zero - ANSWER ions are far apart and no
attraction

as ions get closer - ANSWER electrostatic PE decreases and electrostatic
attractions increase

Lattice Energy - ANSWER energy released when ions combine to form a crystalline
solid consists of an ordered three dimensional array of particles called a crystal
lattice

the largest charge and shortest distances (atomic radii) give - ANSWER most
negative Eel and stronger bond.

ATOMIC RADII PATTERNS - ANSWER decreases across a period and increases
down a group (left bottom is greatest)

ionic bonds - ANSWER stronger then others, hard and brittle. create a rigid crystal

covalent bonds - ANSWER form between atoms that share electrons (two
nonmetals)

diatomic molecules - ANSWER bonded to themselves (natures twins), pure
covalent bonds because they share electrons equally

MEMORIZE DIATOMIC MOLECULES - ANSWER H2, N2, F2, O2, I2, Cl2, Br2

polyatomic ions - ANSWER covalently bound molecules that form an ion. combine
with ions of opposite charges to form ionic bonds

acetate - ANSWER C2H3O2 -

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