Advertisements
Advertisements
प्रश्न
The major binding force in diamond is_______________ .
(a) Covalent bond
(b) Ionic bond
(c) Metallic bond
(d) Co-ordinate covalent bond
Advertisements
उत्तर
Covalent bond
APPEARS IN
संबंधित प्रश्न
Solid A is a very hard electrical insulator in solid as well as in molten state and melts at extremely high temperature. What type of solid is it?
Classify the following molecular solids into different types:
- HCl
- CO2
- Solid ice
- SO2
Classify the following solid:
Pb
Graphite and diamond are ____________.
Solid CO2 is an example of ____________.
Assertion: monoclinic sulphur is an example of a monoclinic crystal system
Reason: for a monoclinic system, a ≠ b ≠ c and α = γ = 90°, β ≠ 90°
In calcium fluoride, having the flurite structure the coordination number of Ca2+ ion and F− Ion are ____________.
Define unit cell.
Classify the following solid.
P4
Classify the following solid.
NaCl
Dry ice is an example of ____________.
Which among the following is not true for crystalline solid?
Which among the following is an example of network solid?
Solid X is a very hard electrical insulator in solid as well as in molten state. It melts at extremely high temperature. Solid X is a ____________.
Order of increasing melting points among H2O(s), C(s), CS2 and Sn is ____________.
Solid CH4 is ____________.
Among solids, the highest melting point is exhibited by ____________.
In graphite electrons are ____________.
Which one of the following forms a molecular solid when solidified?
Which of the following is a network solid?
Graphite cannot be classified as ______.
Which of the following cannot be regarded as molecular solid?
(i) SiC (Silicon carbide)
(ii) AlN
(iii) Diamond
(iv) I2
An excess of potassium ions makes KCl crystals appear violet or lilac in colour since:
(i) some of the anionic sites are occupied by an unpaired electron.
(ii) some of the anionic sites are occupied by a pair of electrons.
(iii) there are vacancies at some anionic sites.
(iv) F-centres are created which impart colour to the crystals.
A crystal with a ≠ b ≠ c and α = β = γ = 90° is
The covalent bond length is the shortest in which one of the following bonds?
The major binding force in diamond, silicon and quartz is ______.
