Questions

The four bonds of carbon tetrachloride (CCl4) are polar, but the molecule is nonpolar because the bond polarity is cancelled by the symmetric tetrahedral shape. Hence, making the net dipole as zero and molecule as non-polar.

When other atoms substitute for some of the Cl atoms, the symmetry is broken and the molecule becomes polar.

Prison dairy is recollection of JP’s thought during his incarceration . 

Because V K Krishna Menon spoke for 13hours continuously while representing india.

The technology giant Apple has been named as the most innovative company of 2016, as per Boston Consulting Group (BCG) 2016 analysis. In the list of world’s 50 most innovative companies, Google has been ranked second, followed by Tesla Motors, Microsoft, Amazon, Netflix, Samsung, Toyota, Facebook and IBM. 

A river which can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps.

the powerful cell phones can transmit a signal of 3 watts.