Bueno rapidito ,,,,,,,,,
para Debian (agregar a sources.list)
gedit /etc/apt/sources.list
deb http://dl.google.com/linux/chrome/deb/ stable main
sudo apt-get update
gpg --keyserver keys.gnupg.net --recv-key A040830F7FAC5991
gpg --export --armor A040830F7FAC5991 | apt-key add -
sudo apt-get install google-chrome-stable
Ubuntu , Mint ,etc,etc
sudo sh -c 'echo "deb http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list'
sudo apt-get update
gpg --keyserver keys.gnupg.net --recv-key A040830F7FAC5991
gpg --export --armor A040830F7FAC5991 | apt-key add -
sudo apt-get install google-chrome-stable