
EFN103G - 14 sept
Authored by Benjamín Ragnar Sveinbjörnsson
Chemistry
University
Used 7+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Hver eftirfarandi efna eru hendin?
I, IV, og V
bara II
II og III
bara III
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Hvert er IUPAC nafn fyrir eftirfarandi efnasamband?
(S) -2-methyl-but-3-yn-1-ol
(R) -2-methyl-but-3-yn-1-ol
(R) -2-methyl-but-1-yn-3-ol
(S) -2-methyl-but-1-yn-3-ol
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following is true about any (R) -enantiomer?
It rotates plane-polarized light to the right.
It rotates plane-polarized light to the left.
It is a racemic form.
It is the mirror image of the corresponding (S) -enantiomer
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is a meso compound?
I
II
III
IV
V
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Hvernig væri hægt að aðskilja handhverfur úr rasemískri blöndu?
með því að eima þær frá hvor annarri
með því að mæla ljósnúning blöndunnar
með því að mynda víxlhverfusölt
það er ómögulegt að aðgreina handhverfurnar
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