Home
Class 12
CHEMISTRY
Red phorphorus is prepared by carefully ...

Red phorphorus is prepared by carefully heating yellow phosphorus . A catalyst used in the reaction is ___________.

A

oxygen

B

nitrogen

C

iodine

D

carbon

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

The Ziegler - Natta catalyst is used in the preparation of

Which of the following changes when catalyst is used in a reaction?

State whether the following statements are true or false. The speed of a chemical reaction depends on the catalyst used in the chemical reaction

p-(dimethylamino)azobenzene is a yellow dye which was formerly used as a colouring agent in margarine. Write the structures of the reactants used in the preparation of this dye.

Vinyl chloride can be converted into PVC.in this reaction the catalyst used is_______.

Complete the paragraph Select the appropriate options and complete the following paragraph. (neutral, earth, live, series, _ potential difference, parallel, 220 V, 110 V) There are three types of wires used for domestic connections. The wire which is red or brown in colour through which current enters is called as______ wire. The wire which is blue or black in colour through which current retums is called as_______ wire. The wire which is yellow or green in colour and used for safety purposes is called as________ wire. Various domestic appliances are connected in________ combination so that_______ across every appliance remains the same. In India, the voltage difference between the live and neutral wires is about _______.

Give some examples of reactions where transition metals are used as catalysts.

Name the compounds which are used for the preparation of benzophenone by Friedel-Crafts acylation reaction. Draw their structures.

The distance between two consecutive dark bands in a Young's experiment is 0.32 mm when red light of wavelength 6400 overset (@)(A) is used . By how much will this distance change if yellow light of wavelength 5900 overset (@)(A) is used with the same setting .

What is a catalyst? Write any one reaction which is brought about by use of a catalyst.