Science, asked by Anonymous, 1 year ago

WHAT IS HELIUM????????​

Answers

Answered by Anonymous
6

Helium is a chemical element with symbol He and atomic number 2. It is a colorless, odorless, tasteless, non-toxic, inert, monatomic gas that heads the noble gas group in the periodic table.

Symbol: He

Atomic number: 2

Electron configuration: 1s2

Discovered: 1868

Melting point: -272.2 °C

Boiling point: -268.9 °C

Atomic mass: 4.002602 ± 0.000002 u


Anonymous: COPY PASTE AND PLAGIARISM AT ITS LIMIT ...
Answered by dilipkumar36
0

it is a element

it is the 1st noble gas element and stable element and can catch fire so fast

not taken from google

Similar questions