What change in metallic property can be observed on moving from left to right in modern periodic table.

Predict the mode of hybridization in the central atom of the molecule having trigonal and tetrahedral structures. 1

Ammonia molecule has got trigonal pyramidal geometry even though nitrogen of ammonia gas gets sp3 hybridization. Give reasons. 1

How would you predict the geometry of the ammonia molecule on the basis of VSEPR theory? 1

What kind of hybridization results in trigonal planer geometry? 1

Which hybridization results in a linear geometry. Give an example. 1

What kind of hybridization results in tetrahedral geometry? Give an example. 1

Write two important features of hybrid orbitals. 1

What is the mode of hybridization for carbon in ethyne and oxygen in water? 1

Predict the mode of hybridization of B in BF3. write two features. 1

State any two proper conditions and mode of hybridization of C in C2H2? 1