The stability of dihalides of Si, Ge, Sn and Pb increases steadily in the sequence
SiX2 << GeX2 << SnX2 << PbX2
Inert pair effect becomes more predominant down the group and hence the stability of dihalides increases down the group.
Which of the following allotropic forms of carbon is isomorphous with crystalline silicon?
A metal, M forms chlorides in +2 and +4 oxidation states. Which of the following statements about these chlorides is correct?
In which of the following silicates, cyclic structure is present?
Al2O3 can be converted to anhydrous AlCl3 by heating
The number of isomers possible for disubstituted borazine, B3N3H3X2 is
Which of the following oxidation states are the most characteristic for lead and tin respectively:
The correct order of C – O bond length among CO, , CO2 is:
White lead is
Water transported through lead pipes becomes poisonous due to the formation of
Name of the structure of silicates in which three oxygen atoms of [SiO4]4–are shared is: