[{"id":1066047,"question":"

Octet rule is not obeyed b which of the following compounds during its formation 

\r\n","choices":[{"text":"

H2O

\r\n","value":"A"},{"text":"

NaCl

\r\n","value":"B"},{"text":"

NH3

\r\n","value":"C"},{"text":"

PF5

\r\n","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":1066046,"question":"

Which of the following elements has incopleteoctel after making the bond.

\r\n","choices":[{"text":"

Be in BeCl2

\r\n","value":"A"},{"text":"

O in H2O

\r\n","value":"B"},{"text":"

C in CH4

\r\n","value":"C"},{"text":"

N in NH3

\r\n","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1066044,"question":"

The most electronegative atom is

\r\n","choices":[{"text":"

F

\r\n","value":"A"},{"text":"

Cl

\r\n","value":"B"},{"text":"

N

\r\n","value":"C"},{"text":"

O

\r\n","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1066043,"question":"

Which of the followng molecules has zero dipole moment.

\r\n","choices":[{"text":"

BF3

\r\n","value":"A"},{"text":"

NH3

\r\n","value":"B"},{"text":"

H2O

\r\n","value":"C"},{"text":"

CHCl3

\r\n","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1066042,"question":"

Which one is a non polar molecule.

\r\n","choices":[{"text":"

CS2

\r\n","value":"A"},{"text":"

CaC2

\r\n","value":"B"},{"text":"

H2S

\r\n","value":"C"},{"text":"

CaCl2

\r\n","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1066041,"question":"

Which one is a polar molecule

\r\n","choices":[{"text":"

HCl

\r\n","value":"A"},{"text":"

CO2

\r\n","value":"B"},{"text":"

BF3

\r\n","value":"C"},{"text":"

CCl4

\r\n","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1066040,"question":"

Which of the following has all the three characters i.e. ionic, covalent and coordinate covalent.

\r\n","choices":[{"text":"

H2O

\r\n","value":"A"},{"text":"

NH3

\r\n","value":"B"},{"text":"

KBr

\r\n","value":"C"},{"text":"

NH4Cl

\r\n","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":1066039,"question":"

In which of the following molecules ionic bond is found.

\r\n","choices":[{"text":"

CsI

\r\n","value":"A"},{"text":"

NH3

\r\n","value":"B"},{"text":"

HF

\r\n","value":"C"},{"text":"

CaC2

\r\n","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1066038,"question":"

Which of the following species contains a dative bond.

\r\n","choices":[{"text":"

NH4

\r\n","value":"A"},{"text":"

CH4

\r\n","value":"B"},{"text":"

SO2

\r\n","value":"C"},{"text":"

PCl5

\r\n","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1066037,"question":"

Which of the following molecules has a central atom with sp3 hybridization and a tetrahedral electron pair geometry.

\r\n","choices":[{"text":"

CCl4

\r\n","value":"A"},{"text":"

BF3

\r\n","value":"B"},{"text":"

SO2

\r\n","value":"C"},{"text":"

PCl5

\r\n","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1066036,"question":"

What is the type of [ICL4] according to the VSEPR model.

\r\n","choices":[{"text":"

AB 4 Tetrahederal

\r\n","value":"A"},{"text":"

AB 4, Pyramidal

\r\n","value":"B"},{"text":"

AB 5, trigonal bipyramidal

\r\n","value":"C"},{"text":"

AB6, trigonalbipyramidal

\r\n","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1066035,"question":"

How many extra electrons than a normal octet are threre in the valence shell of I in ICL5?

\r\n","choices":[{"text":"

2

\r\n","value":"A"},{"text":"

3

\r\n","value":"B"},{"text":"

4

\r\n","value":"C"},{"text":"

5

\r\n","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1066034,"question":"

How many electrons are presente in the valence shell of P in PO4 3

\r\n","choices":[{"text":"

8

\r\n","value":"A"},{"text":"

10

\r\n","value":"B"},{"text":"

12

\r\n","value":"C"},{"text":"

14

\r\n","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":1066033,"question":"

Which of the followig molecules has a dipole moment.

\r\n","choices":[{"text":"

CO2

\r\n","value":"A"},{"text":"

CS2

\r\n","value":"B"},{"text":"

SO2

\r\n","value":"C"},{"text":"

CCl4

\r\n","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":1066032,"question":"

The shape of  ICl5 according to the VSEPR model is

\r\n","choices":[{"text":"

T shape

\r\n","value":"A"},{"text":"

Tetrahedral

\r\n","value":"B"},{"text":"

Trigonal panar

\r\n","value":"C"},{"text":"

Trigonal bipyramidal

\r\n","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1066031,"question":"

Which of the following species has unparied electonrs in antibonding molecular orbitals.

\r\n","choices":[{"text":"

O2 2+

\r\n","value":"A"},{"text":"

N 2  2-

\r\n","value":"B"},{"text":"

B

\r\n","value":"C"},{"text":"

F2

\r\n","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":1066030,"question":"

The numbers of σ and  π    bonds in the N2 molecule are.

\r\n\r\n

\r\n","choices":[{"text":"

One σ  and one   π    bonds 

\r\n","value":"A"},{"text":"

The numbers of σ and  twoπ    bonds 

\r\n","value":"B"},{"text":"

Three  σ   bonds ionly

\r\n","value":"C"},{"text":"

Two σ and   oneπ    

\r\n","value":"D"},{"value":"E"}],"correctAnswer":2}]