On the basls elements
non metals?
of which property of the
they divided in metals and
are

Tell me the answer choices and i would be able to answer. : )

3-isopentane; 3-methylbutane, and 1,2-methylpropane do not meet iupac rules, so they are wrong names.the only valid name onthe list is 2-methylbutane, which is the same isopentane.this is its formula:                   ch2                    |ch3 - ch - ch2 - ch3answer: 2-methylbutane

Where? we need more.