Skip to content
MCQtimes.com
GK
Pakistan Studies
Current Affairs
Islamic Studies
English
MCQtimes.com
Toggle Menu
Atomic Structure
Home
/
General Science
/
Atomic Structure
- Page 7
Show/Hide Answers
Atomic Structure
The lattice energy of compound A is greater in magnitude than that of compound B. What can be concluded from this fact?
Compound A is not an ionic compound.
It will be more difficult to break the bonds in compound A than those in compound B.
Compound B has larger crystals than compound A.
Compound A has larger crystals than compound B.
Author:
rikazzz
Comment
Atomic Structure
NH3 has a higher boiling point than expected because
its density decreases on freezing
with water it forms NH4OH
it has strong inter molecular covalent bonds ?
it has intermolecular hydrogen bonds.
Author:
rikazzz
Comment
Atomic Structure
Maximum how many numbers of hydrogen bond can be form by H2O molecule ?
2
4
3
1
Author:
rikazzz
Comment
Atomic Structure
Diamond is a very expensive ornament. It is composed of a single element:
Carbon
Gold
Silver
Platinum
Author:
rikazzz
Comment
Atomic Structure
A covalent bond consists of
A shared electron.
A shared electron pair.
Two different ions.
An octet of electrons.
Author:
rikazzz
Comment
Atomic Structure
How many electrons are needed to completely fill the fourth energy level?
8
18
32
40
Author:
rikazzz
Comment
Atomic Structure
Which factor is not responsible for the formation of ionic bond?
Crystal lattice energy
Density
Ionization enthalpy
Electron gain enthalpy
Author:
rikazzz
Comment
Atomic Structure
The increase in the bond energy of a covalent bond is due to
electronegativity
ionization energy
polarity
symmetry
Author:
rikazzz
Comment
Atomic Structure
The Total number of valence electrons in a molecule of CO2 is
4
6
16
18
Author:
rikazzz
Comment
Atomic Structure
Dipole moment of H2O is
1.85
1.82
1.87
1.83
Author:
rikazzz
Comment
Page navigation
Previous Page
Previous
1
…
5
6
7
8
9
Next Page
Next
Go to Page
Light
Dark
GK
Pakistan Studies
Current Affairs
Islamic Studies
English