Which of the following oxidation states are the most characteristic for lead and tin respectively:
+ 2, + 4
Dute to inert pair effect, +2 state of Pb is more stable while +4 state of tin is more stable.
From B2H6 all the following can be prepared except
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
The correct order of C – O bond length among CO, , CO2 is:
White lead is
The stability of dihalides of Si, Ge, Sn and Pb increases steadily in the sequence
Water transported through lead pipes becomes poisonous due to the formation of