among the following the maximum covalent character is shown by the compound:
The interionic attraction depends on interaction of
Which of the following molecules/ions does not contain unpaired electrons?
Which of the following species exhibits the diamagnetic behaviour?
Electrovalent compounds are
For a stable molecule, the value of bond order must be
In the given bonds which one is most ionic
Which of the following compounds of chlorine contains both ionic and covalent
The electronegativity difference between N and F is greater than that between N and H yet the dipole moment of NH3 (1.5 D) is larg..
Solid NaCL is a bad conductor of electricity since
Which of the following is a non-directional bond?
Among the following the electron deficient compound is:
which of the following molecules/ions not contain unpaired electrons?
Bond formed in Crystal by anion and cation is
Which of the following is an electrovalent linkage
Which one is least ionic in the following compounds
Which of the following is isoelectronic with CO2?
An atom with atomic number 20 is most likely to combine chemically with the atom whose atomic number is
Which of the following is least soluble
The strongest bond is
The bond order of N2+ is
In (PO4)^3-ion, the formal charge on each oxygen atom and P-O bond order respectively are
electrovalent compounds do not have
Ionic bonds are usually formed by combination of elements with
When NaCL is dissolved in water, the sodium ion becomes
the charge/size ratio of a cation determines its polarizing power,
Which form a crystal of NaCL
Which of the following species has a bond order other than 3?
What is the effect of more electronegative atom on the strength of ionic bond
The species having bond order different from that in CO is
Which one of the following has longest covalent bond distance?
Among The bonds formed by a chloride atom with atoms of hydrogen, chlorine, sodium and carbon, the strongest bond is formed betwee..
which of the following statements is true?
C-C bond order in benzene is
Among the following, the paramagnetic compound is
NH3 and BF3 from an adduct readily because they form
From the molecular orbital theory, one can show that the bond order in F2 molecule as
Which metal has a greater tendency to form metal oxide?
Born-Haber cycle may be used to calculate
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