Analyst Questions

Covalent bonding occurs when pairs of electrons are shared by atoms. Atoms will covalently bond with other atoms in order to gain more stability, which is gained by forming a full electron shell. By sharing their outer most (valence) electrons, atoms can fill up their outer electron shell and gain stability.

Examples of compounds with covalent bonds ::

HCl, CO2, O2,... 

In DNA, adenine pairs with Thymine. Similarly, in RNA, due to absence of thymine in RNA and the same structure with uracil helps to pair with adenine.

Water possess intermolecular hydrogen bonding in the condensed phase.

Hence, the given statement 'There is extensive intramolecular hydrogen bonding in the condensed phase.' about water is FALSE.

Mukesh Ambani, an Indian who secured 13th position in Forbes ultra rich list 2019. 

Mukesh Dhirubhai Ambani is an Indian business magnate, the chairman, managing director, and the largest shareholder of Reliance Industries Limited, a Fortune Global 500 company and India's most valuable company by its market value.

Geraldine Mock "Jerry" was the first woman to fly around the world successfully in the year 1964.