Questions

Ionic character depends on the electronegativity difference between the bonding elements. The greatest the elctronegativity diffference the greatest the ionic character.

Here in the given options, H-F has has the greatest ionic character. The electronegativity of Hydrogen is 2.1 and that of Fluorine is 4. Now the electronegativity difference is 4 - 2.1 = 1.9.

Lewis Edson Waterman patented the first practical fountain pen in 1884.

Jupiter    63

Saturn    60

Uranus   27

Neptune 13

Pluto       3

Mars       2

Earth       1

Venus     0

Mercury   0

Monaco, the world's second smallest country after Vatican City, has the smallest written constitution in the world. 

It comprises of 10 chapters with 97 Articles and a total of 3,814 words.

India has the world's largest written constitution.

Word length refers to the number of bits processed by a computer's CPU in one go. These days, typically 32 bits or 64 bits are used.

Data bus size, instruction size, address size are usually multiples of the word size.

The cross section of a chisel is usually octagonal.