11th Class Chemistry Chemical Bonding and Molecular Structure Question Bank 11th CBSE Chemistry Chemical Bonding and Molecular Structure

  • question_answer On the basis of VSEPR theory, predict the shapes of the following molecules/ions? (i) \[Si{{F}_{4}}\]                               (ii) \[NH_{2}^{-}\]            (iii) \[NH_{4}^{+}\] (iv) \[{{C}_{2}}{{H}_{2}}\]             (v) \[{{H}_{3}}{{O}^{+}}\]             (vi) \[{{F}_{2}}O\] (vii) \[PC{{l}_{3}}\]           (viii) \[P{{F}_{5}}\].

    Answer:

                    (i) Tetrahedral (ii) V-shape (lii) Tetrahedral (iv) Cylindrical (v) Trigonal pyramidal (vi) V-shape (vii) Trigonal pyramidal (viii) Trigonal bipyramidal.


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