Chemistry Mcqs

Formula of Galena is________?

(A) PbS

(B) HgS

(C) AS2S3

(D) FeS2

Submitted By: Ali Uppal


Molecular orbital Theory is also called_________?

(A) Bonding theory

(B) Band theory

(C) Antibondingtheory

(D) π and σ bonding theory

Submitted By: Ali Uppal


BeCl2 has the hybrid orbitaks of type_______?

(A) Sp2

(B) Sp3

(C) Sp

(D) dsp2

Submitted By: Ali Uppal


I3( Tri-iodine) has shape_________?

(A) Trigonal bipyramidal

(B) Linear

(C) Square bipyramidal

(D) Both A and C

Submitted By: Ali Uppal


Water molecule is________?

(A) V-shaped

(B) Angular

(C) Pyramidal

(D) Triangular planer

Submitted By: Ali Uppal


In borax bead test which compound is formed_________?

(A) Ortho burate

(B) Meta borate

(C) Double oxide

(D) Tetra borate

Submitted By: Ali Uppal


Percentage of lead in lead pencil is________?

(A) Zero

(B) 20

(C) 80

(D) 70

Submitted By: Ali Uppal


Cassiterite is an ore of_______?

(A) Mn

(B) Ni

(C) Sb

(D) Sn

Submitted By: Ali Uppal


Which of the following shows electrical conduction_____?

(A) Potassium

(B) Graphite

(C) Diamond

(D) Sodium

Submitted By: Ali Uppal


The type of hybridisation of boron in diborane is______?

(A) Sp- hybridisation

(B) Sp2- hybridisation

(C) Sp3- hybridisation

(D) Sp3d2- hybridisation

Submitted By: Ali Uppal