Home
Class 12
CHEMISTRY
In the cyanide extraction process of sil...

In the cyanide extraction process of silver from argentite ore, the oxidising and reducing agents are

A

`O_2 and CO` respectively

B

`O_2` and Zn respectively

C

`HNO_3` and Zn dust respectively

D

`HNO_3` and CO respectively

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

Explain oxidation, reduction, oxidising agent and reducing agent ?

Write the oxidation state of each element and identify the oxidising agent and reducing agent in the following reaction : H_2S (g)+ Cl_2(g)rarr 2HCl(g)+ S(s)

Analyse oxidation numbers in the given equation and list the oxidising agent and reducing agent in the tabel given below.

If an element is in its highest possibel oxidation state in a compound, it can act as an oxidising agent. If an element is in its lowest possible oxidation state in a compound, if can act as reducing agent. If an element is in the intermediate oxidation state in a compound, it can serve as both oxidising and reducing agent. Based on the above three guidelines, classify the following compounds into three categories and post them in the table given below. KMnO_4 , H_2O_2 , H_2C_2O_4 , FeSO_4 , HCIO_4 , SO_2 , Na_2S_2O_3 , K_2Cr_2O_7

Raju found that when a zinc rod is immersed in CuSo_4 solution taken in a beaker, the blue colour of the solution faded. identify the oxidising and reducing agents in this reaction.

Permanganate ion ( MnO_4^(-) ) reacts with bromide ion (Br^(-) in basic medium to give manganese dioxide ( MnO_2 ) and bromate ion ( BrO_3^(-) ) Identify the oxidising agent and reducing agent in this reaction .

In the extraction of copper from its sulphide ore, the metal is finally obtained by the reduction of cuprous oxide with :

In the following equation Fe + CuSO_4 rarr FeSO_4 + Cu Find out Which are the oxidising and reducing agents?