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(A) : NO(3)^(-) is planar whereas NH3 ha...

(A) : `NO_(3)^(-)` is planar whereas `NH_3` has pyramidal shape (R) :In `NO_(3)^(-) sp^2` hybridisation whereas in NH, sp hybridisaton takes palce with a lone pair

A

Both (A) and (R) are true and (R) is the correct explanation of (A)

B

Both (A) and (R) are true and (R) is not the correct explanation of (A)

C

(A) is true but (R) is false

D

(A) is false but (R) is true

Text Solution

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The correct Answer is:
A
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The negatively charged carbon atom in the carbanion is in sp^(3) hybridisation. Its shape is pyramidal or tetrahedral with one lone pair

Which have octahedral shape (d^(2)sp^(3)) hybridisation of central atom :

List -1 " " List -2 A. NH_(4)^(+)" "1. sp^(3) hybridisation, two Ione pair B. H_(3)O^(+)" "2. sp^(2) hybridisation, one Ione pair C. XeO_(3)" "3. sp^(3) hybridisation, no Ione pair D. SO_(3)" "4. sp^(3) hybridisation, one Ione pair " "5. sp^(2) hybridisation no Ione pair The correct match is

Which possesses tetrahedral shape (sp^(3) - hybridisation of central atom):

The hybridisation of central atom is sp^(3)d^(2) in

The d-orbitals involved in sp^(3)d^(2) or d^(2)sp^(3) hybridisation of the central metal ion are :

(A): SO_(3) molecule has a planar structure (R) : S atom in SO_(3) is sp^(2)- hybridized and O-S-O bond angle is 120^(@)

Which hybridisation is found in NH_3 and H_2 O ?

(A): NO_(3)^(-) ion is light bluish in colour. (R): NO_(3)^(-) ion is stabilised by resonance.

AAKASH SERIES-CHEMICAL BONDING-OBJECTIVE EXERCISE-2B
  1. Match the following The correct answer is

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  2. Which of the following is correct ?

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  3. (A) : NO(3)^(-) is planar whereas NH3 has pyramidal shape (R) :In NO(3...

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  4. The correct match is

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  5. A simplified application of MO theory to the hypothetical "molecule" O...

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  6. The bond order of CO molecule on the basis of MO theory is

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  7. In which set of diatomic species the bond order is 2.5 ?

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  8. For a homodiatomic molecule with a total number of electrons 14, after...

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  9. Incorrect statement among the following is ?

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  10. Which one of the following statement regarding molecular orbital is in...

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  11. N2 and O2 are converted into monoanions N(2)^(-) and O(2)^(-) respec...

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  12. Boiling points of methanol, water and dimethyl ether are respectively ...

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  13. The pairs of bases in DNA are held together by

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  14. The pair of molecules forming strongest inter molecular hydrogen bonds...

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  15. The boiling point of p-nitrophenol is higher than that of o-nitropheno...

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  16. The pair of substances that has no hydrogen bonding between them is

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  17. The correct match is

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  18. In SF6 molecules

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  19. Dipolemoment is least in

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  20. The dipole moment of HX molecule is 1.92 D and bond distance is 1.2 A'...

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