Download and install the key:~$ wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | sudo apt-key add -
Add key repository:~$ sh -c 'echo 'deb http://d[arch=amd64]l.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google-chrome-unstable.list'
Now update the respositories and install Google Chrome:~$ apt-get update~
$ apt-get install google-chrome-unstable