All of the following have crystals except
A. diamond
B. NaCI
C. KBr
D. CdS
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A. diamond
B. NaCI
C. KBr
D. CdS
A. hydrogen bonding
B. organic nature
C. dipole-dipole forces
D. molecular size
A. SiO2
B. Graphite
C. S8
D. Diamond
A. hydrogen bonding
B. irregular shape of the molecules
C. irregular shape of the molecules and strong intermolecular forces
D. greater molecular size
A. petrol molecules do not have any hydrogen bond
B. petrol is an organic compound
C. water molecules have small size
D. petrol molecules have greater size
A. HF
B. HCI
C. Br2
D. HBr
A. 5–25 kJ per mole of bonds
B. 5-25 kJ per molecule
C. 500 kJ per mole of bonds
D. 1-2 kJ per mole of bonds