CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Cyanide or Macarthur Forrest Process

Cyanide proce...

Question

Cyanide process is used for the extraction of:

A

Au

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

Ag

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

Al

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

Both Au and Ag

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Open in App

Solution

The correct option is D Both Au and Ag
The cyanide process is used for the extraction of Au and Ag from their ores by dissolving them in a dilute solution of $K C N$ or $N a C N$ . This process is also called MacArthur-Forrest process.

Suggest Corrections

thumbs-up

0

Similar questions

Q. Cyanide process is used for the extraction of:

Q. Gven below is the incomplete equation for the extraction process of gold using potassium cyanide. Identify the missing reagent?

Roasted gold ore + C N^{─} + ? ? \to [A u (C N)_{2}]^{─} + O H^{─}

Q. During the extraction of Ag and Au using a KCN solution,cyanide ions react with metal ions as :

Q. Match list I with list II and select the correct answer using the codes given below the lists.

List I	List II
I. Cyanide process	A. Ultrapure $G e$
II. Floatation process	B. Pine oil
III. Electrolytic reduction	C. Extraction of $A l$
IV. Zone refining	D. Extraction of $A u$

List I	List II
i. Cyanide process	A. Ultrapure Ge
ii. Floating process	B. Pine oil
iii. Electrolytic reduction	C. Extraction of $A l$
iv. Zone refining	D. Extraction of $A u$

Match List-I with List-II and select the correct answer using the codes given below the lists:

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Cyanide or MacArthur Forrest Process

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Cyanide or Macarthur Forrest Process

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon