Hydrogen is a non metal element. Atomic number of it is 1. It is the element with lowest atomic number.
Berylium is a non metal element. Atomic number of it is 4.
The metal with the lowest atomic weight is lithium, which has an atomic number of 3.
Hydrogen is a none metal element. atomic number of it is 1.
Beryllium has the lowest atomic number among the alkaline earth metals.
The element with the lowest atomic number among the transuranium elements is neptunium, with an atomic number of 93. It is the first transuranium element produced synthetically in a laboratory setting.
Technetium (atomic number 43) is the inner transition metal with the lowest atomic number.
Berylium is a non metal element. Atomic number of it is 4.
Bromine, because Bromine has an atomic mass of only 5.
Be has the lowest number.Atomic number of Be is 4.
The metal with the lowest atomic weight is lithium, which has an atomic number of 3.
Hydrogen is a none metal element. atomic number of it is 1.
Beryllium has the lowest atomic number among the alkaline earth metals.
The first transition metal is scandium, Sc, with atomic number 21.
The lowest atomic number actinide is actinium, with the atomic number 89.
The metal in group 14 with the lowest atomic mass is tin (Sn), which has an atomic mass of approximately 118.71 atomic mass units.
The element with the lowest atomic number in period 3 is sodium (Na) with an atomic number of 11.
Atomic number: The number of protons in an atomic nucleus. (http://www.answers.com/topic/atomic-number) So the lowest atomic number is 1, which is hydrogen, as you cannot have an element with less than one proton.