Which of the solid does not contain covalent bond________________?

A. Copper
B. Ice
C. Diamond
D. Graphite

Shielding effect across the period ________________?

A. Increases
B. Decreases
C. Constant
D. None

Which one has maximum number of unpaired electrons ?

A. 6x
B. 7y
C. 9z
D. 13w

Mostly ionic compound are produced in between elements of_________________?

A. Ia and via
B. Ia iia and viia
C. Ib and viib
D. Ia and ib

The Lewis acids are__________________?

A. Electron deficient
B. Electron rich
C. Octet is complete
D. No such acids exist

The geometry of ammonia is___________________?

A. Tetrahedral
B. Square planner
C. Trigonal bipyramidal
D. Trigonal pyramidal

By combining n atmic orbitals no. of hybrid orbitals will be__________________?

A. 2n
B. N
C. 3n
D. Impossible to predict

Geometry of simple molecule having sp3 hybrid orbital is ___________________?

A. Triangular
B. Tetrahedral
C. Square planner
D. Linear

Pi bonds are produced by overlapping of__________________?

A. Un-hybrid orbitals
B. Hybrid orbitals
C. Hybrid and un hybrid orbitals
D. Atomic orbital and hybrid orbital

Measurement of the degree of polarity is___________________?

A. Electron affinity
B. Ionic character
C. Ionization energy
D. Dipole moment