CUMULATIVE EXAM CHEMISTRY FINAL EXAM
NEWEST ACTUAL EXAM COMPLETE 200 QUESTIONS
AND CORRECT DETAILED ANSWERS (VERIFIED
ANSWERS) ALREADY GRADED A+
What makes carbon such a unique element?
A) Elemental carbon comes in two forms, diamond and graphite.
B) Carbon forms four bonds, although the ground state
configuration would predict the formation of fewer bonds.
C) Carbon forms covalent bonds rather than ionic bonds.
D) To a greater extent than any other element, carbon can bond
to itself to form straight chains, branched chains and rings.
E) Carbon has two stable isotopes, carbon-12 and carbon-13 -
CORRECT ANS >>>D) To a greater extent than any other
element, carbon can bond to itself to form straight chains,
branched chainsand rings.
A molecule with the formula C3H8 is a(n):
A) hexane
B) propane
C) decane
D) butane
E) ethane - CORRECT ANS >>>B) propane
The general formula for noncyclic alkenes is:
A) CnH2n+2
B) CnH2n
C) CnH2n-2
D) CnHn+2
E) CnHn - CORRECT ANS >>>B) CnH2n
Which of the following formulas represents an alkene?
,A) CH3CH2CH3
B) CH3CH3
C) CH3CH2CHCH2
D) CH3CH2Cl
E) CHCH - CORRECT ANS >>>C) CH3CH2CHCH2
Which is NOT a physical property of alcohols or phenols?
A) Phenols are generally only slightly soluble in water.
B) The solubilities of normal primary alcohols in water decrease
with increasing molecular weight.
C) The hydroxyl group of an alcohol is nonpolar.
D) Due to hydrogen bonding, boiling points of alcohols are much
higher than those of corresponding alkanes.
E) Boiling points of normal primary alcohols increase with
increasing molecular weight. - CORRECT ANS >>>C) The
hydroxylgroup of an alcohol is nonpolar.
What is the functional group of this compound: CH3OCH2CH3.
A) Ether
B) Ester
C) Carboxylic acid
D) Amine
E) Ketone - CORRECT ANS >>>A) Ether
The functional group illustrated by R-O-Rʹ is an
A) ether
B) alcohol
C) alkyl
D) aldehyde
E) ester - CORRECT ANS >>>A) ether
Which compound is the most soluble in water?
A) CH3CH2CH2CH2OH
B) CH3CH2CH2CH3
C) CH3CH2CH2CH2CH2CH2CH2CH3
,D) CH3CH2CH2OH
E) CH3CH2CH3 - CORRECT ANS >>>D) CH3CH2CH2OH
Which compound has the highest boiling point?
A) CH3CH2CH2OH
B) CH3COCH3
C) CH3CHO
D) CH3CH2OH
E) CH3CH2CHO - CORRECT ANS >>>A) CH3CH2CH2OH
A kitten's normal body temperature is 102 ºF. Express this
temperature in ºC
A) 5.7 ºC
B) 38.9 ºC
C) 56.7 ºC
D) 184 ºC - CORRECT ANS >>>B) 38.9 ºC
Which of the following is a chemical change?
A) evaporation of water
B) melting of ice
C) A piece of paper cut into small pieces
D) frying an egg - CORRECT ANS >>>D) frying an egg
A radioisotope has a half-life of 4 days. How much of a 20-gram
sample of this radioisotope remains at the end of 16 day time
period?
A) 10 gram
B) 5 gram
C) 2.5 gram
D) 1.25 gram - CORRECT ANS >>>D) 1.25 gram
The formula for ammonium chloride is
A) NH4Cl4
B) NH4Cl
C) NCl
, D) AmCl - CORRECT ANS >>>B) NH4Cl
The number of covalent bonds that a nitrogen atom is expected to
form is
A) 1
B) 2
C) 3
D) 4 - CORRECT ANS >>>C) 3
According to the octet rule, aluminum (Al) will form which of the
following monoatomic ions?
A) Al-
B) Al2+
C) Al3+
D) Al3- - CORRECT ANS >>>C) Al3+
What is the molecular geometry of the bonds around the carbon
in CCl4?
A) tetrahedral
B) Bent
C) Linear
D) Pyramidal
E) Trigonal planar - CORRECT ANS >>>A) tetrahedral
What is the geometry of CS2?
A) linear
B) bent
C) trigonal planar
D) trigonal pyramidal - CORRECT ANS >>>A) linear
The strongest noncovalent interaction (Intermolecular forces) that
can occur between hydrocarbons is .
A) dipole-dipole forces
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Nerdsplug. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $17.99. You're not tied to anything after your purchase.
