On AdMob, there\'s no option for HTML5 apps anymore, and on AdSense, mobile apps (even those based on webview, explicitly mentioned) are banned.
How can I use Google
PhoneGap builds native apps, so you'll have to use the Native AdMob SDK. There are guides on the web on how to do AdMob native implementation. But if you're more into plugins, check out the AdMob plugin for Cordova (Android | iOS).