The amount of energy released when a crystal is formed from its constituent is known as
ionisation energy
electron affinity
atomic energy
Lattice energy
A substance undergoing oxidation acts as
oxidising agent
reducing agent
redoxing agent
dehydrating agent
A substance undergoing reduction acts as
Oxidising agent
When sodium and chlorine react ,energy is
Released and co-valent bond is formed
Released and ionic bond is formed
Absorbed and co-valent bond is formed
Absorbed and ionic bond is formed
Which shows non - directional bonding?
BCl3
CsCl
NCl3
BeCl3
Who defined oxidation is the process in which an atom,molecule or ion loses one or more electrons?
Lewis
Arrhenius
Lawry Bronsted
JJ Thomson
The most ionic compound of periodic table is
Sodium chloride
Potassium chloride
Magnesium chloride
Ceasium chloride
A compound having one lone pair of electrons
Water
Methane
Ammonia
Hydrogen sulphide
Which type of bonds involve the sharing of electrons contributed by only one of the combining atoms?
Ionic
Covalent
Co-ordinate
electrovalent
The bond in which both the electrons of the shared pair come from one of the two combining atoms is
ionic
covalent
co-ordinate
