No, when I write reports I don't capitalize them if I write out the full name which is recommended. Obviously if you are using the short form (which I would not recommend for formal papers) such as Na or Zn then you capitalize the first letter only.
e.g. aluminum is often alloyed with zinc, copper and magnesium to improve its physical properties.
if by chemical name you mean element then: Nitrogen = N Hydrogen = H Iodine = I
Nitrogen is an element. It can be found in the periodic table.
Nitrogen is the seventh element on the periodic table. Its symbol is the capital letter N.
Nitrogen naturally occurs as a diatomic molecule (N2). Nitrogen, by itself, is an element.
Nitrogen is this element's chemical name. Its symbol on the Periodic Table is N. It is a colourless gas with the atomic number 7.
Nitrogen IS the element name of Nitrogen.
The element name for ammonia is nitrogen.
Nitrogen
The element with the chemical symbol N is nitrogen. It is a non-metallic element that makes up about 78% of Earth's atmosphere.
Nitrogen
Nitrogen
Nitrogen is an element, so no other element contains nitrogen.
if by chemical name you mean element then: Nitrogen = N Hydrogen = H Iodine = I
Helium, Hydrogen, Nitrogen, Carbon.
Nitrogen
Nitrogen is an element, and two nitrogen atoms make up a nitrogen molecule.
Nitrogen is an element. It can be found in the periodic table.