Questions

1) Former President - Pranab Mukherjee

2) Social activist Late - Nanaji Deshmukh

3) Singer Late - Bhupen Hazarika

were confirmed with the India's highest civilian honour Bharat Ratna for 2018.

A substance that dissociates into ions in solution and acquires the capacity to conduct electricity. Sodium, potassium, chloride, calcium, and phosphate are examples of electrolytes, informally known as lytes.

A dissecting aortic aneurysm occurs when the inner layers of the aorta become separated.

A chemical bond in which the electrons are not shared equally due to differences in the electronegativity of the atoms.

The polarity of a covalent bond is measured using its dipole moment.

 Large dipole moment = more polar

 Small dipole moment = more nonpolar.

The nucleus of an atom is the densest part of an atom. It contains the protons and neutrons of an atom.