IMAC shows connected to the network but I am not able to access via Google Chrome.

Hey MTT

Thanks for the question. After reviewing your post, it sounds like you are connected to a network but have no internet access. How are you connecting to the network?

This article will help if your Internet connection doesn't seem to work.

Mac OS X: Troubleshooting a cable modem, DSL, or LAN Internet connection

http://support.apple.com/kb/TS1317

This will help to troubleshoot Wi-Fi network connectivity issues on your Mac.

Wi-Fi: How to troubleshoot Wi-Fi connectivity

http://support.apple.com/kb/HT4628?viewlocale=en_US

Thanks for using Apple Support Communities.

Have a nice day,

Mario