wat are 5 physical properties of hydrogen and two chemical properties of hydrogen?
2007-12-19 15:35:45 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry
Physical properties of hydrogen:
Neutral hydrogen atom contains a single proton.
Neutral hydrogen atom contains a single electron.
Hydrogen gas is the lightest gas.
Melting point is 14.01 K and boiling point is 20.28 K
Distinct hydrogen lines which fit Bohr Model.
Chemistry properties of hydrogen:
Hydrogen reacts with oxygen to form water.
Hydrogen reacts with halogen elements to form acids.
Hydrogen reacts with alkaline metals to form metal hydrides.
2007-12-23 14:36:27 · answer #1 · answered by Hahaha 7 · 0⤊ 0⤋
1.it's a gas
2. it's a diatomic element
3.when combined with O2 it burns(chemical)
4.you can't see it(physical??)
2007-12-19 23:50:15 · answer #2 · answered by marathon girl 2 · 0⤊ 0⤋