Questions

Flourine is the most electro negative element due to its small atomic radius .It also has the tendency to accept an electron to complete octet configuration

When modifiers are misplaced or put in the wrong place, things can get quite confusing. A modifier adds detail or limits or changes the meaning of another word or phrase. 

Here Option A) "Covered in fluffiness, the couple played with the kitten" is the ony sentence contains a misplaced modifier. In the sentence, it gives the meaning that the couple are fluffy not the kitten.

Lithium is the lightest of all the metals due to its low atomic number among meetals

Nixon

King Abdul Khalid is the largest of all the Airports.It is situated in Riyadh ,Saudhi Arabia

The Coconut tree