14
QuizMultiple Choice

Unit Test — Unit test

Question 14 • S1S: Chemistry B (E4912 - AG)

The molecular formula for methanol is CH3OH. Which model shows methanol? (black = carbon; red = oxygen; white = hydrogen)

Answer
A
mc022-1.jpg
Option A
B
A space-filling model has a black atom with three white atoms bonded to a red atom with one white atom.
Option B
C
A ball and stick model has 2 black atoms bonded to each other. One has three white atoms bonded to it; the other has two white atoms, and a red atom bonded to a white atom.
Option C
D
A central red atom is bonded on each side to a black atom, each of which is bonded to 3 white atoms.
Option D
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