Chemistry Mcqs

Which one of the following is not the use of graphite ?

(A) Lead pencils

(B) Abrasive

(C) Lubricant

(D) Electrode of electrolytic cell

Submitted By: Ali Uppal


Which of the following does not contain phosphorus ?

(A) Yolk of egg

(B) Bone

(C) Nerves

(D) Steel

Submitted By: Ali Uppal


Which of the halogen can displace other three elements ?

(A) Flourine

(B) Chlorine

(C) Iodine

(D) Bromine

Submitted By: Ali Uppal


Consider the following reaction- 3Cl2 + 6NaOH ? NaClO3 + 5NaCl + 3H2O This reaction is_______________?

(A) Displacement reaction

(B) Double displacement reaction

(C) Disproportionation reaction

(D) Reduction reaction

Submitted By: Ali Uppal


Submitted By: Ali Uppal


Bromine can be liberated from KBr solution by the action of _______________?

(A) Iodine solution

(B) Chlorine

(C) NaCl

(D) Ki

Submitted By: Ali Uppal


The halogen having highest electron affinity is_____________________?

(A) Fluorine

(B) Chlorine

(C) Bromine

(D) Iodine

Submitted By: Ali Uppal


The halogen which reacts very slowly with halogen is________________?

(A) Fluorine

(B) Chlorine

(C) Bromine

(D) Iodine

Submitted By: Ali Uppal


Submitted By: Ali Uppal


Submitted By: Ali Uppal