Give the chemical symbol or name for each of the following elements, as appropriate: (a) carbon, (b) nitro-gen, (c) bromine, (d) zinc, (e) iron, (f) P, (g) Ca, (h) He, (i) Pb, (j) Ag.
We need at least 10 more requests to produce the solution.
0 / 10 have requested this problem solution
The more requests, the faster the answer.