MEDIUM
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Write the lewis structure of N3-?

Important Questions on Chemical Bonding

HARD
The number of lone pairs present in SF4 and XeF4 respectively, are
EASY
Draw the electron dot structure of Sodium chloride. [Na = 11, Cl = 17]
EASY

Draw the electron dot structure of the following: CO2

EASY
The numbers of lone pair and bond pairs in hydrazine are, respectively:
MEDIUM
Which of the following represents the most stable Lewis dot formula for CO32-?
MEDIUM
The oxide which contains an odd electron at the nitrogen atom is
EASY
Draw the Lewis dot structure of N2 molecule. (atomic number of N is 7)
MEDIUM
Which of the following pair of molecules contain odd electron molecule and an expanded octet molecule?
EASY
Which among the following is an electron deficient compound ?
EASY
Which of the following molecule does not obey octet rule?
MEDIUM
Number of electron deficient molecules among the following PH3,B2H6,CCl4,NH3,LiH and BCl3 is
EASY
Total number of lone pair of electrons in I3- ion is:
EASY
Amongst SF4,XeF4,CH4 and H2O, the number of species with two lone pairs of electrons at central atom is
MEDIUM
PCl5 is well known but NCl5 is not.Because,
MEDIUM
The sum of number of lone pairs of electrons present on the central atoms of XeO3,XeOF4 and XeF6 is
EASY
Which one of the following molecules contains an incomplete octet of the central atom?
MEDIUM
Number of lone pairs of electrons in the central atom of SCl2,O3,ClF3 and SF6, respectively, are
EASY
The ion that is isoelectronic with CO is
EASY
Which of the following pair contains 2 lone pair of electrons on the central atom?
MEDIUM
The compound(s) with two lone pairs of electrons on the central atom is (are)