Which of the following molecules does not display resonance?
Which structural feature is found in most unsaturated hydrocarbons and never in a saturated hydrocarbon?
W. a double or triple covalent bond
X. a single covalent bond
Y. a branched carbon chain
Z. bonds between carbon and hydrogen atoms
What is the structural formula of cyclobutane?
A chemical reaction adds a benzene ring to the third carbon of hexane. What hydrocarbon is formed?
What is the simplest straight-chain alkane?
Which of the following is not a fraction obtained from crude oil?
Y. natural gas
Compared with saturated hydrocarbons, an unsaturated carbon has _____ ratio of hydrogen atoms to carbon atoms.
A. a higher
B. a lower
C. an equal
The relationship between two optical isomers is most like the relationship between _____.
W. a bare hand and a gloved hand
X. an open hand and a closed fist
Y. a man’s hand and a woman’s hand
Z. a left hand and a right hand
The molecular formula of pentane is C5H12. Which is the molecular formula of an isomer of pentane?
Very simple Mr. Big 🙂
B, W, C, Z, C, X, B, Z, B