Fill in the blanks: To make a table of the elements, Dmitri Mendeleev sorted the elements according to their (A) atomic weights, B) atomic numbers, or C) states of matter.)

He then split the list of elements into several columns so that elements beside each other had similar (A) atomic weights, B) properties or C) number of neutrons)

the number of protons in the nucleus of a given element. has slight luster and conducts electricity at high temperatures like metal.but like a nonmetal,boron is brittle and does not conduct electricity well at low temperatures. in graphite, carbon is a soft,brittle solid.it is reflective,ductile,or malleable.

no, the red giant is the hottest with 2.00.000.000 degrees celsius. while the white dwarf only 25,000 degrees celsius.

girl imma just put my comment here because i need a couple point okurrttt