Which of the following compounds would be named with a name that ends in -yne?

a. ch3-ch2-ch3
b. ch3-ch(double bond)ch-ch3
c. ch(triple bond)c-ch2-ch3
d. ch3-ch2-ch2-ch(double bond)ch2

since the atomic number is the number of protons in the nucleus, as we move to the left on the periodic table, the electrostatic pull between the nucleus and the valence electron shell decreases. as we move down a group (vertical column), the valence shell energy level gets further and further from the nucleus.

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