Question

what is hiliyam? give answer​

Answer 1

Answer:

Explanation:

Helium  is a chemical element with the symbol He and atomic number 2. It is a colorless, odorless, tasteless, non-toxic, inert, monatomic gas, the first in the noble gas group in the periodic table. Its boiling point is the lowest among all the elements. After hydrogen, helium is the second lightest and second most abundant element in the observable universe, being present at about 24% of the total elemental mass, which is more than 12 times the mass of all the heavier elements combined

Answer 2

$\boxed{Helium}$

• It is the second element in the periodic table.

• It has the symbol He.

• Its atomic number is 2.

• It is an inert gas.

• Its atomic mass is 4.002602u.