Misc: Which mountain shares its name with one of the three musketeers?

Questions

something smaller than an electron, with 1/3 of its charge?

son of laius, and later, killed his father to marry his mother?

sonar is also known by its british name of?

sperm whale vomit & vital ingredient in many old perfumes?

starr-edwards, carpentier, ball-cage are types of?