gperiodic software package provides periodic table application, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install gperiodic
gperiodic is installed in your system.
Make ensure the gperiodic package were installed using the commands given below,
$ sudo dpkg-query -l | grep gperiodic *
You will get with gperiodic package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Science |
| Package | gperiodic |
| Version | 2.0.10-7 |
| Description | periodic table application |
| Sub Section | Science |