Write the balanced NET ionic equation for the reaction when MnCl, and (NH2)2CO3 are mixed in aqueous solution. If no reaction occurs, simply
write only NR.

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.