Question

Which element has properties completely opposite to Hydrogen?

Answer 1

Element Hydrogen (H), Group 1, Atomic Number 1, s-block, Mass 1.008. Sources, facts , uses, scarcity (SRI), podcasts, alchemical ...

Origin of the name: The name is derived from the Greek 'hydro' and 'genes' meaning ...

Discovered by: Henry Cavendish

Discovery date: 1766

Allotropes: H2