Practice Questions set 2 - general science mcq Online Quiz (set-1) For All Competitive Exams

Q-1)   Heavy water has molecular weight

(a)

(b)

(c)

(d)


Q-2)   Galvanized iron is coated with

(a)

(b)

(c)

(d)


Q-3)   Pencil lead is

(a)

(b)

(c)

(d)


Q-4)   Heavy water is a type of

(a)

(b)

(c)

(d)


Q-5)   Third allotrope of Carbon was discovered by three scientists, who were awarded the Nobel Prize for Chemistry. Find out who was not on that team.

(a)

(b)

(c)

(d)


Q-6)   The important metal used with iron produce stainless steel is

(a)

(b)

(c)

(d)


Q-7)   Which of the following remains in a solid state at normal temperature?

(a)

(b)

(c)

(d)


Q-8)   Which of the following is not optically active?

(a)

(b)

(c)

(d)


Q-9)   The most reactive among the Halogens is

(a)

(b)

(c)

(d)


Q-10)   Which gas is mixed with Oxygen for respiration by divers in deep sea?

(a)

(b)

(c)

(d)