The chemical element with the atomic number 51 is Antimony (Sb). Antimony is a Metalloid in Group 15(5) of the Periodic Table. It has 51 electrons in 5 electron shells with 5 electrons in the outer shell.
Corrected:V-51, Vanadium isotope (99.8%) has atomic mass of 50.94396 a.m.u. (mass number 51)Cr-51, chromium isotope is not a naturally occurring isotope, with atomic mass of 50.94477 a.m.u.Incorrect answer was:(Cr) Chromium (51.9961) has massnumber 52!!
The name for the element antimony comes from the Greek words 'anti' and 'monos', meaning not alone. This element has the atomic number of 51 on the Periodic Table.
Antimony see the Related Link below for info and to use the interactive Periodic Table of Elements. (Just click on the element for more detailed info.) http://www.dayah.com/periodic/
Antimony has 51 protons.
Radium (Ra) # 88th element in the periodic table.
The 3 times table because 2*3 = 6 and 17*3 = 51
The element abbreviated with As on the periodic table is Arsenic
Sodium is the eleventh element on the periodic table.
Copper is on the Periodic Table, anything on the periodic table is an element so copper wire is made from an element.
An element's number of protons is the same as its atomic number. Thus, an atom with 51 protons has the atomic number 51. By looking up this element on the periodic table, one finds that it is antimony.
H or Hydrogen is an element. If it's on a periodic table then it's an element