Instalar Google Chrome en Ubuntu 64bits

64 bits

wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | sudo apt-key add -

sudo sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list'

sudo apt-get update

sudo apt-get install google-chrome-stable

si deseas eliminarlo

sudo apt-get purge google-chrome-stable

sudo apt-get autoremove

Fuente:
http://sourcedigit.com/19617-how-to-install-google-chrome-on-ubuntu-16-04/