Daily Quiz for January 26, 2014 - History Net: Where History Comes Alive - World & US History OnlineHistory Net: Where History Comes Alive – World & US History Online | From the World's Largest History Magazine Publisher

Daily Quiz for January 26, 2014

1/26/2014 • Quiz

On August 18, 1868, French astronomer Pierre Jules Janssen discovered this gas.

  • Hydrogen
  • Argon
  • Helium
  • Neon