The hybrid states of carbon in diamond, graphite and acetylene are respectively
Carbon in diamond is arranged in a tetrahedral structure
sp3 hybridised carbon.
In graphite it is arranged in trigonal planner geometry
sp2 hybridised carbon
In acetylene (CH ≡ CH) the geometry is linear
sp hybridised carbon.
The elector-negativities of N, C, Si and P are such that
Which of the following will have maximum electron affinity?
EN of the element (A) is E1 and IP is E2. Hence EA will be
Which one of the following molecules will form a linear polymeric structure due to hydrogen bonding?
H2O is dipole, whereas BeF2 is not. It is because
The molecule having highest bond energy is
Which set is expected to show the smallest difference in first ionisationenergy?
The interatomic distance in H2 and Cl2 molecules are 74 and 198 pm respectively. The bond length of HCl is
A diatomic molecule has a dipole moment of 1.2D. If its bond distance is 1.0Å, what fraction of an electric charge exist on each atom?
Which pair of elements among the following will form most stable ionic bond