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Worksheets2sec online quiz 2
Total questions: 10
Worksheet time: 30mins
which state of the following the ionic compound conduct the electricity?
solid state
aqueous state
divided it to small parts
divided it to large parts
All the following compounds obey the octet rule , except……
NF3
PF3
IF3
SbF3
Which of the following compounds molecules contains 2 bond pairs and lone pairs of
electrons?
NH3
SO2
H2S
BF3
The number of electron lone pairs in H2O molecule equals the number of electron bond
pairs in the molecule of ….
H2S
CO2
HCl
N2
What is the stereo structure of the molecule of CHCl3?
Angular
planar triangle
tetrahedron
three –base pyramid
which of the following two molecules both have linear stereo structure?
BF3,NH3
H2O,SO2
BeF2,CO2
BF3 ,SO2
In which of the following molecules would the angle between the bonds be the highest?
CO2
BF3
CCl4
NF3
Which of the following sets of molecules is ordered descending according to the values
of the angles between the bonds in each molecule?
CCl4> CO2>NF3>BF3
CO2>BF3 >CCl4>NF3
CO2>NF3>BF3>CCl4
CCl4>BF3>CO2>NF3
Which of the following abbreviations represents a nonpolar molecule whose stereo
structure is a tetrahedron?
AX3
AX4
AX2
AX3E
In OF2 molecule , the value of the angle between the bonds is….
109.50
greater than 109.50
Less than 109.50
1800
