What are polar and non polar molecules ? write short answer type plz�

1.	What are polar and non polar molecules ? write short answer type plz
Answer» <html><body><p>Summary. <a href="https://interviewquestions.tuteehub.com/tag/non-580180" style="font-weight:bold;" target="_blank" title="Click to know more about NON">NON</a> polar molecules are symmetric with no unshared electrons. Polar molecules are asymmetric, either containing lone pairs of electrons on a central atom or having atoms with <a href="https://interviewquestions.tuteehub.com/tag/different-951434" style="font-weight:bold;" target="_blank" title="Click to know more about DIFFERENT">DIFFERENT</a> <a href="https://interviewquestions.tuteehub.com/tag/electronegativities-968844" style="font-weight:bold;" target="_blank" title="Click to know more about ELECTRONEGATIVITIES">ELECTRONEGATIVITIES</a> <a href="https://interviewquestions.tuteehub.com/tag/bonded-7374311" style="font-weight:bold;" target="_blank" title="Click to know more about BONDED">BONDED</a>.</p></body></html>

What are polar and non polar molecules ? write short answer type plz