At what temperature is red phosphorus heated to obtain $\alpha$-black phosphorus (in $K$)?
- A$803$
- B$473$
- C$573$
- D$673$
Explore More
Similar Questions
Which is used in the manufacture of safe matchsticks?
Easy
View SolutionWhich of the following has the highest number of $P-H$ bonds?
Medium
View SolutionWhich of the following properties is true for the given sequence? $NH_{3} > PH_{3} > AsH_{3} > SbH_{3} > BiH_{3}$
Thallium shows different oxidation states because
DifficultAIIMS 1982
View SolutionWhich oxide of nitrogen is obtained on heating ammonium nitrate at $250 \, ^oC$?
MediumAIIMS 1999
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo