Match the characteristics of each of the substance to their category Metal (M). Nonmetal (N). Metalloud (MD)

A. Between metal and nonmetal
B. Gases or brittle soilds
C. Good conductor of heat electricity
D. Also called semimetals
E. Poor conductors of heat and electricity
F. Malleable and ductile
G. Except mercury, they are all soilds
H. Found along the zig-zag​

it's c. elements are placed in rows based on how may valencies electrons have.

a 20-cm-long, cylindrical graphite (pure carbon) rod is inserted into an oxidizing atmosphere at 1145 k and 1.013 x 105 pa pressure. the oxidizing process is limited by the diffu- sion of oxygen counterflow to the carbon monoxide that is formed on the cylindrical surface.

i think is conclusions.i think so