Advertisements
Advertisements
प्रश्न
Classify the following solids into different types:
a. Ammonium phosphate
b. Brass
c. S8 molecule
d. Diamond
Advertisements
उत्तर
a. Ammonium phosphate - Ionic solid
b. Brass - Metallic solid
c. S8 molecule - Molecular solid
d. Diamond - Covalent or network solid
APPEARS IN
संबंधित प्रश्न
Explain ionic solids are hard and brittle.
Copper crystallises into a fcc lattice with edge length 3.61 × 10−8 cm. Show that the calculated density is in agreement with its measured value of 8.92 g cm−3.
An ionic compound crystallises in FCC type structure with ‘A’ ions at the centre of each face and ‘B’ ions occupying corners of the cube. The formula of compound is _______.
Define Anisotropy.
Answer the following in one or two sentences.
A solid is hard, brittle and electrically nonconductor. Its melt conducts electricity. What type of solid is it?
Graphite and diamond are ____________.
Solid CO2 is an example of ____________.
In calcium fluoride, having the flurite structure the coordination number of Ca2+ ion and F− Ion are ____________.
The ionic radii of A+ and B− are 0.98 × 10−10 m and 1.81 × 10−10 m. The coordination number of each ion in AB is ______.
Classify the following solid.
P4
Classify the following solid.
Iodine
Select the INCORRECT match:
Lithium crystallizes into body centered cubic structure. What is the radius of lithium if edge length of it's unit cell is 351 pm?
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 ____________.
An AB2 type structure is found in ____________.
Which of the following exists as covalent crystals in the solid state?
The major binding force of diamond, silicon and quartz is ____________.
Which of the following cannot be regarded as molecular solid?
(i) SiC (Silicon carbide)
(ii) AlN
(iii) Diamond
(iv) I2
Why are liquids and gases categorised as fluids?
The covalent bond length is the shortest in which one of the following bonds?
Among the following which is the best description of water in the solid phase?
Mention the res of the following solid:
Ice
Mention the res of the following solid:
CO2
What are intermolecular forces of attraction involved in molecular crystals?
Quartz is which type of crystal?
