Because of the electronegativity, the electrons in the bond will be more attracted to the electronegative atom than to the hydrogen atom. Therefore, hydrogen atom will get a partial positive charge, whereas the more electronegative atom will get a partial negative charge.
Definition of telescope for Students. : a piece of equipment shaped like a long tube that has lenses for viewing objects at a distance and especially for observing objects in outer space.
Cassegrainian telescope, Gregorian telescope-a reflecting telescope that has a paraboloidal primary mirror and a hyperboloidal secondary mirror; light is brought to a focus through an aperture in the center of the primary mirror.eflecting telescope-optical telescope consisting of a large concave mirror that produces an image that is magnified by the eyepiece; Isaac Newton invented the reflecting telescope in 1668.