मराठी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

In solid state PCl5 is a ______.

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प्रश्न

In solid state \[\ce{PCl5}\] is a ______.

पर्याय

  • covalent solid

  • octahedral structure

  • ionic solid with \[\ce{[PCl_{6}]^{+}}\] octahedral and \[\ce{[PCl_{4}]^{-} tetrahedra}\]

  • ionic solid with \[\ce{[PCl_{4}]^{+}}\] octahedral and \[\ce{[PCl_{6}]^{-} tetrahedra}\]

MCQ
रिकाम्या जागा भरा
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उत्तर

In solid state \[\ce{PCl5}\] is a ionic solid with \[\ce{[PCl_{4}]^{+}}\] octahedral and \[\ce{[PCl_{6}]^{-} tetrahedra}\].

Explanation:

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पाठ 7: The p-block Elements - Multiple Choice Questions (Type - I) [पृष्ठ ९४]

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एनसीईआरटी एक्झांप्लर Chemistry Exemplar [English] Class 12
पाठ 7 The p-block Elements
Multiple Choice Questions (Type - I) | Q 25 | पृष्ठ ९४

संबंधित प्रश्‍न

Draw structure of Chlorine pentafluoride


Account for the following :

Acidic character increases from HF to HI.


F2 has lower bond dissociation enthalpy than Cl2. Why?


Which halogen compound in each of the following pairs will react faster in SN2 reaction

(CH3)3 C – Cl or CH3 – Cl


Give two examples to show the anomalous behaviour of fluorine.


Write two uses of ClO2.


Why are halogens coloured?


Write the reactions of F2 with water.


Arrange the following in the order of property indicated for the given set:

HF, HCl, HBr, HI - increasing acid strength.


Complete the following equations:

 KMnO4 

 


 Cl2 acts as a bleaching agent. 


The set with the correct order of acidity is:


Which is the strongest acid in the following:


Bond dissociation enthalpy of E–H (E = element) bonds is given below. Which of the compounds will act as the strongest reducing agent?

Compound \[\ce{NH3}\] \[\ce{PH3}\] \[\ce{AsH3}\] \[\ce{SbH3}\]
Δdiss (E – H)/kJ mol–1 389 322 297 255

Reduction potentials of some ions are given below. Arrange them in decreasing order of oxidising power.

Ion \[\ce{CIO^{-}_{4}}\] \[\ce{IO^{-}_{4}}\] \[\ce{BrO^{-}_{4}}\]
Reduction
potential EΘ/V
EΘ = 1.19 V EΘ = 1.65V EΘ = 1.74 V

Which of the following statements are true?

(i) Only type of interactions between particles of noble gases are due to weak dispersion forces.

(ii) Ionisation enthalpy of molecular oxygen is very close to that of xenon.

(iii) Hydrolysis of XeF6 is a redox reaction.

(iv) Xenon fluorides are not reactive.


Iodine has lowest oxidiation state in ______.


Statement I: Acid strength increases in the order given as HF << HCl << HBr << HI.

Statement II: As the size of the elements F, Cl, Br, and I increase down the group, the bond strength of HF, HCl, HBr, and HI decreases and so the acid strength increases.

In the light of the above statements, choose the correct answer from the options given below.


Arrange the following in the increasing order of the property mentioned:

MF, MCl, MBr, MI (ionic character)


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