How do aromatic hydrocarbons differ from alkenes?
a) aromatic hydrocarbons are unsaturated, and alkenes are saturated.
b) alkenes are saturated, and aromatic hydrocarbons are unsaturated.
c) aromatic hydrocarbons are flat, planar molecules, and alkenes are not.
d) alkenes are flat, planar molecules, and aromatic hydrocarbons are not.

Which element in the third period would you expect to have the larger atomic radius, sodium (na) or sulfur (s)? a. sodium, because it has a higher effective nuclear charge attracting electrons in fewer energy levels. b. sodium, because it has fewer protons attracting electrons in the same energy levels. c. sulfur, because it has more protons attracting electrons in more energy levels. d. sulfur, because it has a higher effective nuclear charge attracting electrons in the same energy levels.

What is the subscript for oxygen in its molecular formula

What is the chemical formula for the compound formed between sodium and flour one