Force which we witnessed after a sock and balloon were rubbed together.

Electrostatic Attraction

Explanation:

The force generated due to rubbing of balloon and sock is Electrostatic attraction force. In this type of force charges gets transferred from sock to Balloon. Due to this transfer of charges, Force is generated and it causes attraction of balloon and sock for a fraction of time. Hence, from the above discussion we can conclude that force of attraction exists between balloon and socks