Name the type of the structure of silicates in which one oxygen atom of [SiO4]4- is shared?
Sheet silicate
Pyrosilicate
Three-dimensional silicate
Three-dimensional silicate
The tendency of BF3, BCl3 and BBr3 to behave as Lewis acid decreases in the sequence
BCl3 > BF3 > BBr3
BBr3 > BCl2 > BF3
BBr3 > BF3 > BCl3
BBr3 > BF3 > BCl3
The correct regarding the electronegativity of hybrid orbitals of carbon is:
sp> sp2<sp3
sp> sp2 > sp3
sp< sp2 > sp3
sp< sp2 > sp3
The correct order of atomic radii in group 13 elements is
B < Al < In < Ga < Tl
B < Al < Ga < In < Tl
B < Ga < Al < In < Tl
B < Ga < Al < Tl < In
In which of the following, the oxidation number of oxygen has been arranged in increasing order?
BaO2 < KO2 < O3 < OF2
OF2 < KO2 < BaO2 <O3
BaO2 < O3 < OF2 < KO2
KO2 < OF2 < O3 < BaO2
The magnitude of screening effect depends upon the number of
inner electrons
outer electrons
bond order
Both (a) and (b)