Conversion of yellow phosphorous to red phosphorous is done by heating it in cov

Question

Conversion of yellow phosphorous to red phosphorous is done by heating it in covered retorts at __________ °C in absence of air.

Options:

A . 50-80

B . 250-400

C . 1000-1200

D . 800-900

Answer: Option B

Submit Your Solution Below and Earn Points !

Next Question

More Questions on This Topic :

Question 1. I argest capacity nitrogenous fertiliser plants (2700 tons of NH₃ per day) (2 Nos) in India are located at....

Question 2. CaH₄(PO₄)₂ is the chemical formula of....

Question 3. Pick out the wrong statement.....

Question 4. Nitrogen content of urea is about __________ percent.....

Question 5. Dehydration of ammonium carbamate to yield urea is a/an __________ reaction.....

Question 6. Leaching of phosphate rock by strong __________ acid produces phosphoric acid.....

Question 7. Ammonia synthesis reaction is....

Question 8. Electric process as compared to wet process (for the manufacture of phosphoric acid)....

Question 9. Ammonium nitrate is....

Question 10. Fertiliser plants get their N₂ requirements....

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

Pie Chart - Test Paper 1 Data Interpretation Reasoning & DI

Tabulation - Test Paper 2 Data Interpretation Reasoning & DI

Test Paper 1 Direction Sense Test Reasoning & DI

ICA , RDIC,GFM Free Modal Test Paper - Non - Technical Branch Old Syllabus 2022 - SAIL Junior Officer E0

GFM Combined 1 Free Revision Test SAIL JO E-0