Questions

Electronegativity is the tendency for an atom to attract electrons. There are general trends on the periodic table which you can use to determine the relative electronegativity for different elements, but otherwise you can also look at their valence shell and effective nuclear charge to determine their relative electronegativity.

Here from the given options, Lithium has least tendency to attract electrons and thus has a lower electronegativity.

They are the sites at which microtubules attach to chromosomes.

Beowulf is an Old English epic poem consisting of 3,182 alliterative lines. It is one of the most important works of Old English literature.

Numismatics is the study or collection of currency, including coins, tokens, paper money, and related objects.

The person one who is fond of fighting is known as Bellicose.

From the given equation,

88x370/100 + 24x210/100 - 118 = x

=> x = 325.6 + 50.4 - 118

x = 258.