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Exam (elaborations)

Chem 120 Final Exam With Correct Answers

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CHEM 120 FINAL EXAM WITH CORRECT ANSWERS

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CHEM 120 FINAL EXAM WITH /\ /\ /\ /\ /\




CORRECT ANSWERS /\




ionic compounds - CORRECT ANSWERS ✔✔-deals with charged
/\ /\ /\ /\ /\ /\ /\ /\



particles
-oppositely charged particles are attracted to each other /\ /\ /\ /\ /\ /\ /\




-look for presence of metals and polyatomic ions
/\ /\ /\ /\ /\ /\ /\




molecular compounds - CORRECT ANSWERS ✔✔-share electrons
/\ /\ /\ /\ /\ /\




-nonmetals
-no polyatomic ions unless its an acid
/\ /\ /\ /\ /\ /\




Type I metals - CORRECT ANSWERS ✔✔-ionic compounds
/\ /\ /\ /\ /\ /\ /\




-group 1A,2A,3A /\




-one type of charge state
/\ /\ /\ /\




-Name of metal +ion /\ /\ /\




-if metal+nonmetal:
/\




name of metal+base name of nonmetal +ide
/\ /\ /\ /\ /\ /\




-if metal+polyatomic ion:
/\ /\




name of metal+name of polyatomic ion
/\ /\ /\ /\ /\




Type II metals - CORRECT ANSWERS ✔✔-ionic compounds
/\ /\ /\ /\ /\ /\ /\




-charge states vary /\ /\

, -Name of metal+it's charge as a roman numeral+ion
/\ /\ /\ /\ /\ /\ /\




-if metal+nonmetal:
/\




name of metal+its charge as a roman numeral+base name of
/\ /\ /\ /\ /\ /\ /\ /\ /\ /\



nonmetal+ide
-if metal+polyatomic ion:
/\ /\




name of metal+its charge as a roman numeral+name of
/\ /\ /\ /\ /\ /\ /\ /\ /\



polyatomic ion /\




Molecular compounds: nonmetal+nonmetal - CORRECT ANSWERS
/\ /\ /\ /\ /\ /\



✔✔-prefix+name of 1st nonmetal+prefix+name of second /\ /\ /\ /\ /\ /\



nonmetal
-no mono for first nonmetals
/\ /\ /\ /\




Acids - CORRECT ANSWERS ✔✔-are molecular compounds but
/\ /\ /\ /\ /\ /\ /\ /\



behave like ionic compounds when put in water
/\ /\ /\ /\ /\ /\ /\




-dissolved in water(aqueous) /\ /\




-binary or oxy acids /\ /\ /\




Binary acids - CORRECT ANSWERS ✔✔-hydro+base name of
/\ /\ /\ /\ /\ /\ /\ /\



second nonmetal+ic+acid /\




-hydro means no oxygen present
/\ /\ /\ /\




Oxy acids - CORRECT ANSWERS ✔✔-contains oxygen as a part of
/\ /\ /\ /\ /\ /\ /\ /\ /\ /\ /\



a polyatomic ion
/\ /\




-ate becomes ic /\ /\




-ite becomes ous
/\ /\

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