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Organic Chemistry Exam 1 (chapters 1-2) Questions with Answers Rated A+
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  • Course
  • Organic Chemistry
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  • Organic Chemistry

atoms to the left of carbon _______________ electrons - ANSWER: give up Atoms to the right of carbon ______________ electrons - ANSWER: accept carbon __________ electrons - ANSWER: share number of protons; defines which element - ANSWER: atomic number sum of protons and neutrons in an i...

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  • October 18, 2024
  • 5
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • organic chemistry exam 1 chapters 1 2 stuvia
  • organic chemistry exam 1 chapters 1 2 questions
  • atoms to the left of carbon electron

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  • Organic Chemistry
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Organic Chemistry Exam 1 (chapters 1-
2) Questions with Answers Rated A+
atoms to the left of carbon _______________ electrons - ANSWER: give up



Atoms to the right of carbon ______________ electrons - ANSWER: accept



carbon __________ electrons - ANSWER: share



number of protons; defines which element - ANSWER: atomic number



sum of protons and neutrons in an isotope - ANSWER: mass number



Same number protons, differing number of neutrons therefore different mass numbers -
ANSWER: isotope



average weighted mass of isotopes of an element as it occurs in nature - ANSWER:
atomic weight



sum of the atomic weights of all atoms in an molecule - ANSWER: molecular weight



gives mathematical equation of wave function that characterizes motion of an electron
around the nucleus - ANSWER: quantum mechanics



describe energy and volume space where electron is most likely to be found -
ANSWER: wave function or orbitals



which atomic orbits have the lowest energy - ANSWER: closest o the nucleus

, aufbau principle - ANSWER: an electron goes into the atomic orbital with the lowest
energy



pauli exclusion principle - ANSWER: no more than two electrons can be in an atomic
orbital



hund's rule - ANSWER: an electron goes into an empty degenerate orbital rather than
pairing up



which elements achieve a filled outer shell by losing an electron - ANSWER: lithium and
sodium



which elements achieve a filled outer shell by gaining an electron - ANSWER: fluorine
and chlorine



formed by the transfer of electrons - ANSWER: ionic bonds



attractive forced between opposite charges - ANSWER: electrostatic attractions



what can a hydrogen atom do? - ANSWER: gain or lose electrons



bond formed by sharing electrons - ANSWER: covalent bond



bonded atoms have different electronegativities - ANSWER: polar covalent bonds



the greater the difference in electronegativity the ____________________________ -
ANSWER: more polar the bond



nonpolar covalent bond - ANSWER: electronegativity difference < 0.5



polar covalent bond - ANSWER: electronegativity difference 0.5-1.9

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