Enantiomer - Study guides, Class notes & Summaries

This is a comprehensive and detailed note on Chirality, Enantiomer ,R/S Chirality,Diastereomers and meso for Chem 301. *Essential!!

1. Which of the following is the enantiomer of the following substance? H Br CH 3 H H H CH 3 Br CH 3 H H Br CH 3 H BrH I II III A) I B) II C) III D) It does not have a non -superposable enantiomer. E) Both II and III 2. Which of the following molecules is achiral? CC C H 3 CH H CH 3 Br Cl F H CO 2 H OH H OH HO 2 C H CO 2 H CO 2 H H OH HO H Br CH 2CH 3 CH 3 HO I II III IV V A) I B) II C) III D) IV E) V 3. Hexane and 3 -methylp...

Valence Ans- number of e- in outermost shell, determines number of bonds the atom can form 4 types of bonds Ans- covalent, ionic, hydrogen, van der waals Hydrogen bonding Ans- electrostatic attraction between partially positive hydrogen atom and a partially negative, highly electronegative atom van der Waals forces Ans- weak attractive/repulsive forces resulting from the movement of electrons, creating temporary regions of partial pos. and neg. charge if difference in EN between to...

sp3 correct answers tetrahedral 109.5 4 single bonds for oxygen and nitrogen tetrahedral bent sp2 correct answers trigonal planar 120 1 double 2 single for oxygen and nitrogen trigonal planar linear sp correct answers linear 180 1 triple 1 single or 2 double formula for alkane correct answers CnH(2n+2) a organic molecule that contains at least one multiple bond is said to be__________ correct answers unsaturated boiling point correct answers the molecule with ...

LSU Bio 1201 Final Exam Pomarico Questions and Answers Rated A+ Which four elements make up 90% of life? C, H, N, O Does DNA have uracil or thymine? Thymine What is a macromolecule? Molecule made up of polymers What are the complementary base pairs in DNA A-T, G-C Which of the following are not pyrimidines? T, C, U, A, G A, G What causes an element to become an isotope? Change in # of neutrons What is an enantiomer? Two molecules that are mirror images of each other Wha...

Which four elements make up 90% of life? - Answer-C, H, N, O Does DNA have uracil or thymine? - Answer-Thymine What is a macromolecule? - Answer-Molecule made up of polymers What are the complementary base pairs in DNA - Answer-A-T, G-C Which of the following are not pyrimidines? T, C, U, A, G - Answer-A, G What causes an element to become an isotope? - Answer-Change in # of neutrons What is an enantiomer? - Answer-Two molecules that are mirror images of each other What characteristic is...

DAT Organic Chemistry Study Review Practice Test. Enantiomer - CORRECT ANSWER Non-superposable mirror images Diastereomer - CORRECT ANSWER Non-mirror images with same chemical formula Meso Compound - CORRECT ANSWER Achiral but has stereocenters Why are axial conformations of large substituents less stable than equatorial conformations? - CORRECT ANSWER 1, 3 diaxial interactions What rings have more ring strain? - CORRECT ANSWER Smaller rings, but not cyclohexane General formu...

LSU Biol 1201 Exam 1 Latest Update Graded A+ Hypothesis a small statement that you can test Theory broader in scope than a hypothesis and can lead to a new testable hypothesis; supported by a large body of evidence in comparison to a hypothesis Deductive Testing what you think is true; Design, Test, Conclusion Inductive making observations and solution from that observation; All observations have the same result. Valence Outer shell of electrons; the number of unpaired electr...

Which four elements make up 90% of life? - C, H, N, O Does DNA have uracil or thymine? - Thymine What is a macromolecule? - Molecule made up of polymers What are the complementary base pairs in DNA - A-T, G-C Which of the following are not pyrimidines? T, C, U, A, G - A, G What causes an element to become an isotope? - Change in # of neutrons What is an enantiomer? - Two molecules that are mirror images of each other What characteristic is specific of tertiary structure? - Interactions w...

AP Biology- Biochemistry Exam Questions With Verified Answers. ionic bond - answerbond resulting from a transfer of electrons covalent bond - answerbond resulting from the sharing of electrons nonpolar - answerelectrons shared equally polar - answerelectrons shared unequally buffer - answersubstance that resists changes in pH bicarbonate ion - answermost important buffer in human blood isomer - answerorganic compounds with the same molecular formula but different structure structural is...