Arrange the words in alphabetical order and which will come in the middle?

Electric, Elector, Elect, Electrode, Electron.

How many pairs of letters are there in the word 'CHANNEL' which has as many letters between them in the word as in English alphabet

How many letters are there in the word 'MARTINA which remain same in its position, if they are arranged in alphabetical order

How many meaningful English words can be made with the letters 'VLEI' using each letter only once in each word?

Arrange the given words in alphabetical order and choose the one that comes second

From the word LAPAROSCOPY, how many independent meaningful words can be made without changing the order of the letters and using each letter only once?

How many words can be formed by using all letters of the word NIPAH?