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 -
ANSWER >>>>D) To a greater extent than any other element,
carbon can bond to itself to form straight chains, branched chains
and rings.
A molecule with the formula C3H8 is a(n):
A) hexane
B) propane
C) decane
D) butane
E) ethane - ANSWER >>>>B) propane
The general formula for noncyclic alkenes is:
A) CnH2n+2
B) CnH2n
C) CnH2n-2
D) CnHn+2
E) CnHn - ANSWER >>>>B) CnH2n
Which of the following formulas represents an alkene?
A) CH3CH2CH3
B) CH3CH3
C) CH3CH2CHCH2
D) CH3CH2Cl
E) CHCH - ANSWER >>>>C) CH3CH2CHCH2