An aluminum atom is believed to contain the following numbers of protons, electrons and valence electrons (in order)a13, 10, 3 b13, 13, 3 c13, 13, 0 d13, 13, 13
All my turnout blankets (and most my waterproof light sheets) are WeatherbeetaI love them and have had no problems or complaints about them I have a saxon, Landa and OricanI by far like Orican the mostThis will be the 6th winter mine has held up- the only wrong with it is it's color faded, hahaStill waterproof, warm no rips (one small tear but not even all the way through)However, I did buy another Orican this year for my horse, just worried mine will give outHaven't had any problems with the other 2- however this will be just their 2nd winters ;) I would say you would only need a medium weight turnout (i think somewhere around 220g), i'd suggest waterproof with a high denier ripstopp (1200D is orican i believe)- that way it can last you a long timeI use light sheets if its upper thirties or in 40s and rainingLow thirties they get their main turnout blankets (all medium weight) and lower they get a sheet underneathhope i helped good luck!!
the atomic number of Al 13 Hence there are 13 electrons The no.of protons no.of electrons Hence there are 13 protons Valence electrons are those that are found in the outermost shellIn the case of Aluminium 13 (2,8,3) Hence valence electrons are 13 the ANS is 13,13,3