Which of the following is correct processes ? | Filo

DOWNLOAD APPCONTACT USBLOGBECOME A FILOABOUT USHOME

HOME ABOUT US BECOME A FILO BLOG CONTACT US DOWNLOAD APP

Class 12 Chemistry Metallurgy General Principles and Processes of Isolation of Elements

Which of the following is correct processes ?

(a)

F e + A l_{2} O_{3} ⟶ 2 A l + F e_{2} O_{3}

(b)

Z n O + C ⟶ Z n + C O

(c)

C r_{2} O_{3} + 2 A l ⟶ 2 C r + A l_{2} O_{3}

(d)

2 [A g (C N)_{2}]^{-} + Z n ⟶ 2 A g + [Z n (C N)_{4}]^{2 -}

Correct answer: (b) (c) (d)

widgit image

Want to learn more from experts on video call? Download Filo.

image to download the app

Similar topics

general principles and processes of isolation of elements

metallurgical operations

widgit image

Want to learn more from experts on video call? Download Filo.

image to download the app

general principles and processes of isolation of elements

metallurgical operations

Related Questions

Ellingham diagram is used for:

play button image

A tetravalent element forms monoxide and dioxide with oxygen. When air is passed over heated element

(1273 K)

, producer gas is obtained. Monoxide of the element is a powerful reducing agent and reduces ferric oxide to iron. Identify the element and write formulas of its monoxide and dioxide. Write chemical equation for the formation of producer gas and reduction of ferric oxide with the monoxide.

play button image

Oxides of the various metals are converted into metal by heating but not in :

play button image

The choice of a reducing agent in a particular case depends on thermodynamic factor. How far do you agree with this statement? Support your opinion with two examples.

play button image

Assertion :Reduction of

F e_{2} O_{3}

with CO is done below

71 0^{0} C

Δ G

is negative at this temperature, thus process is spontaneous.

play button image

With respect to an ore, Ellingham diagram helps to predict the feasibility if its:

play button image

Draw an Ellingham diagram for metal oxides and explain what information can be obtaines from it.In addition explain why why most of the lines slope upwards from left 10 right,why the lines change in slope, and what happens when a line crosses the

Δ G = 0

play button image

Explain the following:

C O_{2}

is a better reducing agent below 710 K whereas

C O

is a better reducing agent above 710 K.

play button image

Related Questions

Ellingham diagram is used for:

play button image

A tetravalent element forms monoxide and dioxide with oxygen. When air is passed over heated element

(1273 K)

, producer gas is obtained. Monoxide of the element is a powerful reducing agent and reduces ferric oxide to iron. Identify the element and write formulas of its monoxide and dioxide. Write chemical equation for the formation of producer gas and reduction of ferric oxide with the monoxide.

play button image

Oxides of the various metals are converted into metal by heating but not in :

play button image

The choice of a reducing agent in a particular case depends on thermodynamic factor. How far do you agree with this statement? Support your opinion with two examples.

play button image

Assertion :Reduction of

F e_{2} O_{3}

with CO is done below

71 0^{0} C

Δ G

is negative at this temperature, thus process is spontaneous.

play button image

With respect to an ore, Ellingham diagram helps to predict the feasibility if its:

play button image

Draw an Ellingham diagram for metal oxides and explain what information can be obtaines from it.In addition explain why why most of the lines slope upwards from left 10 right,why the lines change in slope, and what happens when a line crosses the

Δ G = 0

play button image

Explain the following:

C O_{2}

is a better reducing agent below 710 K whereas

C O

is a better reducing agent above 710 K.

play button image

Home
About Us
Blog
Become a Filo
Contact Us

Legal
Privacy Policy and Terms & Conditions
Download App

Copyright FILO EDTECH PVT. LTD. 2021

Home
About Us
Blog
Become a Filo
Contact Us

Legal
Privacy Policy and Terms & Conditions
Download App

Copyright FILO EDTECH PVT. LTD. 2021