Advertisements
Advertisements
प्रश्न
Which allotrope of phosphorus is more reactive and why?
उत्तर
White phosphorus is most reactive of all the allotropes of phosphorus because it is unstable due to the angular strain on P4 molecule with the bond angle of 60°.
APPEARS IN
संबंधित प्रश्न
What happens when white phosphorus is heated with concentrated NaOH solution in an inert atmosphere of CO2?
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?
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?