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Shape and Geometry Using VSEPR

Which of the ...

Question

Which of the following molecules possess same shape as $H_{3} O^{+}$ ?

N H_{4}^{+}

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N H_{3}

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P H_{3}

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C H_{4}

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Solution

The correct options are
B $N H_{3}$
C $P H_{3}$
$N H_{3}$ and $P H_{3}$ possess same shape as $H_{3} O^{+}$ . All of them are pyramidal. They have 3 bond pairs and one lone pair of electrons.

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Similar questions

How many molecules have the same type of shape from the following molecules?
$H_{3} O^{+}, N H_{3}, C l O_{3}^{-}, P H_{3}, H_{2} O, ¯ C H_{3}$ ___

Which of the following conversions involve change in both shape and hybridisation?

a) CH4 -> C2H6

b) NH3 -> NH4+

c) BF3 -> BF4-

d) H2O ->H3O+

Question 49

Predict the shapes of the following molecules on the basis of hybridisation.

$B C l_{3}, C H_{4}, C O_{2}, N H_{3}$

109^{\circ} 28^{^{'}}

C H_{4}

N H_{4}^{+}

N H_{3}

H_{2} O

F_{2} O

C l_{2} O

C l O_{2}

N F_{3}

C F_{4}

P C l_{5}

N O_{2}

S O_{4}^{2 -}

C H_{2} F_{2}

S F_{6}

B F_{4}^{-}

C F_{3} C l

H_{2} S

P H_{3}

S O F_{4}

P F_{2} C l_{3}

P H_{3} + \oplus N H_{4} ⟶ \oplus P H_{4} + N H_{3}

N H_{3} + P {\oplus H}_{4} ⟶ N {\oplus H}_{4} + P H_{3}

(C H_{3})_{3} P + \oplus N H_{4} ⟶ (C H_{3})_{3} \oplus P H + N H_{3}

(C H_{3})_{3} N + P H_{4}^{\oplus} ⟶ (C H_{3})_{3} \oplus N H + P H_{3}

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