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

Which of the following is correct for P4 molecule of white phosphorus? - Chemistry

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प्रश्न

Which of the following is correct for P4 molecule of white phosphorus?

(i) It has 6 lone pairs of electrons.

(ii) It has six P–P single bonds.

(iii) It has three P–P single bonds.

(iv) It has four lone pairs of electrons.

टीपा लिहा
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उत्तर

(ii) It has six P–P single bonds.

(iv) It has four lone pairs of electrons.

Explanation:

Structure of P4molecule can be represented as

It has total four lone pairs of electrons situated at each P-atom.

It has six P – P single bond.

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पाठ 7: The p-block Elements - Multiple Choice Questions (Type - I) [पृष्ठ ९५]

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एनसीईआरटी एक्झांप्लर Chemistry [English] Class 12
पाठ 7 The p-block Elements
Multiple Choice Questions (Type - I) | Q 30 | पृष्ठ ९५

संबंधित प्रश्‍न

Out of white phosphorus and red phosphorus, which one is more reactive and why?


Which allotrope of phosphorus is more reactive and why?


What happens when white phosphorus is heated with concentrated NaOH solution in an inert atmosphere of CO2?


Give reason for the following:

Red phosphorus is less reactive than white phosphorus.


Which allotrope of sulphur is thermally stable at room temperature ?


Answer the following question.
Write the disproportionation reaction of H3PO3


Which allotrope of phosphorous is most stable?


At what temperature white phosphorus changes to red phosphorus?


What is the spontaneous ignition temperature of white phosphorous?


All elements of Group 15 show allotropy except ______.


Which of the following elements does not show allotropy?


Which of the following statements are correct?

(i) All the three N – O bond lengths in \[\ce{HNO3}\] are equal.

(ii) All P – Cl bond lengths in \[\ce{PCl5}\] molecule in gaseous state are equal.

(iii) \[\ce{P4}\] molecule in white phosphorus have angular strain therefore white phosphorus is very reactive.

(iv) \[\ce{PCl}\] is ionic in solid state in which cation is tetrahedral and anion is octahedral.


Phosphorus has three allotropic forms — (i) white phosphorus (ii) red phosphorus and (iii) black phosphorus. Write the difference between white and red phosphorus on the basis of their structure and reactivity.


Which one of the following is formed (mainly) when red phosphorus is heated in a sealed tube at 803 K?


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