Vanadium-51 is the most common isotope.
If it has 23 protons it has to be Vanadium no matter the number of neutrons. Deciding what element an atom is depends solely on the number of protons. However, the neutrons tell you which isotope of vanadium it is.
The most common isotope of silicon is the isotope 28Si: 92,23 %.
The most common isotope of carbon is carbon-12.The most common isotope of carbon is carbon-12.The most common isotope of carbon is carbon-12.The most common isotope of carbon is carbon-12.
The most common natural isotope is 238U: 99,2742 %.
The most common plutonium isotope is plutonium 239.
The most common isotope of selenium is selenium-80, which makes up about 50% of naturally occurring selenium.
It is impossible to write in WikiAnswers the correct symbol; as an example vanadium-51, the most known isotope:51 as superscript, 23 as subscript and to right V.
Ar 40 is the most common isotope, accounting for 99.6% of the total (by weight).
The mass number of the most common titanium isotope is 48.
BORON 511 atomic#=5, atomic mass = 11 (for most common isotope)
The most common plutonium isotope is plutonium 239.
The element Vanadium number 23 on the periodic table has the symbol 'V'. See the link below for a list of properties