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CHEM 103 FINAL EXAM Questions And Answers Well Illustrated.

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  • CHEM 103

CHEM 103 FINAL EXAM Questions And Answers Well Illustrated. Lewis Structures - correct answer. represents the transfer or the sharing of electrons in chemical bonds octet rule - correct answer. EVERY ATOM WANTS 8 ELECTRONS IN THEIR OUTERSHELL ionic bonding - correct answer....

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  • September 25, 2024
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  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • CHEM 103
  • CHEM 103
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CHEM 103 FINAL EXAM Questions And
Answers Well Illustrated.



Lewis Structures - correct answer. represents the transfer or the sharing of electrons
in chemical bonds

octet rule - correct answer. EVERY ATOM WANTS 8 ELECTRONS IN THEIR
OUTERSHELL

ionic bonding - correct answer. chemical bond formed through the transfer of one or
more electrons from one atom or group of atoms to another group

EX : NaBr

metals - correct answer. give

nonmetals - correct answer. take

oxidation number - correct answer. the superscript indicating the charge on an ion

ion - correct answer. atom with either positive or negative charge

binary compound - correct answer. compounds in which 2 elements are present ,
metal and non metal - nonmetal changes to ide

ionization energy - correct answer. energy required to remove the most loosley held
electron from outer shell ; up and to the right

polyatomic molecule - correct answer. nonmetals that form one ion

covalent bond - correct answer. sharing of electrons

EX : CO2

polyatomic ions - correct answer. Ag silver ion

,Fe 2+ ferrous ion
Fe 3+ ferric ion
Cu 1+ cuprous ion
Cu 2+ cupric ion

binary molecule - correct answer. 1st word : prefix and full name
2nd word : prefix and stem and ide

mono - correct answer. 1

di - correct answer. 2

tri - correct answer. 3

tetra - correct answer. 4

penta - correct answer. 5

hexa - correct answer. 6

hepta - correct answer. 7

octa - correct answer. 8

ennea - correct answer. 9

deca - correct answer. 10

bonding electrons - correct answer. pairs of valence electrons that are shared
between pairs

non bonding electrons - correct answer. lone pairs that
are not involved in electron sharing

Linus Pauling - correct answer. Nobel prize Chemist

electronegativity - correct answer. measure of atoms attraction for electrons it shares
with another atom in a chemical bond

electronegativity increases - correct answer. left to right

electronegativity decreases - correct answer. top to bottom

repulsion - correct answer. gives molecule shape, describes distance b/w bonding and
non bonding pairs of electrons

, molecular geometry - correct answer. 3 dimensional arrangement of atom within a
molecule

VSEPR - correct answer. valence shell electron pair repulsion theory - set of
procedures for predicting a 3 dimensional geometry molecule

NH4 - correct answer. ammonium with 1 superscript

OH 1 - correct answer. hydroxide

NO2 - correct answer. nitrite with -1 superscript

NO3 - correct answer. nitrate with -1 superscript

C2H3O2 - correct answer. acetate with -1 superscript

HCO3 - correct answer. bicarbonate with -1 superscript

CO3 - correct answer. carbonate with -2 superscript

SO3 - correct answer. sulfite with -2 superscript

SO4 - correct answer. sulfate with -2 superscript

PO4 - correct answer. phosphate with -3 superscript

CN 1 - correct answer. cyanide

molar mass - correct answer. sum of all atomic masses in a compound

moles conversion - correct answer. division
( mass )
over
( atomic mass )

grams conversion - correct answer. multiplication
(moles) ( atomic mass )

write balanced equation - correct answer. step 1

write given - correct answer. step 2

write unknown - correct answer. step 3

find moles of given - correct answer. step 4

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