Question

An example of a substance possessing giant covalent structure is

Solution

Correct option is

Silica

Silica (SiO2) has giant covalent structure.

SIMILAR QUESTIONS

Q1

Quartz is a crystalline variety of

Q2

 

X – ray analysis shows that the unit cell length in NaCl is 562.8 pm. Calculate the density you would expect on this basis,

NA = 6.023 × 1023 mol-1.

Q3

If the distance between Na+ and Cl- ions in NaCl crystal is ‘a’ pm what is the length of the cell edge?

Q4

A crystalline solid

Q5

The three states of matter are solid, liquid and gas. Which of the following statement is/are true about them?

Q6

A compound is formed by elements A and B. this crystallizes in the cubic structure when atoms A are at the corners of the cube and atoms B are at the centre of the body. The simplest formula of the compound is

Q7

Under which category iodine crystals are placed among the following?

Q8

Which of the following is non – crystalline solid?

Q9

In face centred cubic unit cell edge length is

Q10

The edge of unit cell of fcc Xe crystal is 620 pm. The radius of Xe atom is