What symbol is used to separate the products from each other or the reactants from each other in a chemical reaction a. an equal sign b. an arrow pointing to the left c. an arrow pointing to the right d. a plus sign

i think it is d. e because the next one is igneous.

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.