Home
Class 12
CHEMISTRY
Exothermic reaction among the following ...

Exothermic reaction among the following is
A) `Cr_(2) O_(3) + 2All to 2 Cr + Al_(2) O_(3)`
B) `Fe_(2) O_(3) + 2Al to 2 Fe + Al_(2) O_(3)`
C) ` 3 Mn_(3) O_(4) + 8 Al to 4 Al_(2) O_(3) + 9 Mn`

A

A,B

B

B,C

C

A,C

D

A,B,C

Text Solution

Verified by Experts

The correct Answer is:
D
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • REVISION EXERCISE

    AAKASH SERIES|Exercise d-BLOCK ELEMENTS|50 Videos

  • REVISION EXERCISE

    AAKASH SERIES|Exercise COMPLEX COMPOUNDS|47 Videos

  • REVISION EXERCISE

    AAKASH SERIES|Exercise NOBLE GASES|25 Videos

  • REDOX REACTONS

    AAKASH SERIES|Exercise Questions For Descriptive Answers|27 Videos

  • SOLID STATE

    AAKASH SERIES|Exercise PRACTICE SHEET - 5|30 Videos

Similar Questions

Explore conceptually related problems

Balance the follwowing equations. 1) Al(OH)_(3)rarr Al_(2)O_(3)+H_(2)O

Complete the following reactions: (i) C_(2)H_(4)+O_(2) to (ii) 4Al+3O_(2) to

Knowledge Check

  • The Nature of Al_2 O_3 is

    A
    Neutral
    B
    Amphoteric
    C
    Basic
    D
    Acidic

  • A mixture of Al_(2) O_(3) and Fe_(2) O_(3) can be separa-ted by using

    A
    Sodium hydroxide
    B
    Cold water
    C
    Ethyl alcohol
    D
    Boiling water

  • A mixture of Al_(2)O_(3) and Fe_(2)O_(3) can be separated by using

    A
    Sodium hydroxide
    B
    Cold water
    C
    Ethyl alcohol
    D
    Boling wate

    • Similar Questions

    Explore conceptually related problems

    Balance the following equations. 4) Fe+O_(2)rarr Fe_(2)O_(3)

    Classify the following oxides as neutral ,acidic basic or amphoteric . a) CO b) B_(2)O_(3) c) SiO_(2) d) CO_(2) e) Al_(2)O_(3) f) pbO_(2) g) Tl_(2)O_(3)

    Al_(2)O_(3) to AlN to A(OH)_(3) to Al_(2)O_(3) . The sequence of these products involved in

    (A) At all conditions Mg can reduce Al_(2) O_(3) (R) Below 135^(@)C Mg can reduce Al_(2) O_(3)

    Extraction of aluminium from aluminium oxide (Al_(2)//O_(3)) is het done by

    Home
    Profile