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Class XI Chemistry Chemical Bonding 1
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Question 1
Which of the following hydrogen bonds is the strongest?
Question 2
The decreasing values of bond angles from NH3 (106 °) to SbH3 (101 °) down group-15 of the periodic table is due to
Question 3
Which one the following sets of ions represents the collection of isoelectronic species?
Question 4
The bond order in NO is 2.5 while that in NO+ is 3. Which of the following statements is true for these two species?
Question 5
The correct order of bond angles (smallest first) in H2S, NH3, BF3 and SiH4 is
Question 6
The values of electronegativity of atoms A and B are 1.20 and 4.0 respectively. The percentage of ionic character of A – B bond is
Question 7
Among the following the maximum covalent character is shown by the compound
Question 8
Which one of the following is the correct set with respect to molecule, hybridization and shape?
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Feb 8JEE & BITSAT
