Chemistry Flashcards
Economic importance
1
Q
[₂₁Sc-₁₃Al] Alloy → Usage
A
MiG Fighter Jets
2
Q
[₂₂Ti-₁₃Al] Alloy → Usage
A
- Aircrafts
- Space shuttles
3
Q
[₂₅Mn-₁₃Al] Alloy → Usage
A
Soft drink cans
4
Q
[₂₆Fe] → catalyst
A
- Haber-Bosch method → Get ammonia
- Fischer-Tropsch method → Get liquid fuel
5
Q
[V₂O₅] → catalyst
A
- Manufacture of strong magnetic conductors.
- Preparation of Sulphuric Acid by Contact method.
6
Q
[₂₈Ni] → catalyst
A
Hydrogenation process of oils
7
Q
[Plating] with metal that has Passivity
A
[₂₄Cr]
8
Q
[Plating] that gives shiny appearance
A
[₂₈Ni]
9
Q
[Plating] by galvanization
A
[₃₀Zn]
10
Q
Dyes
A
- Cr₂O₃
- V₂O₅ for glass - ceramic
11
Q
[₂₂Ti] → Character of the element
A
Rigid as steel, but less dense
12
Q
[₂₃V-Steel] Alloy ferrovanadium → usage
A
[Car springs]
* Resist corrosion
* Give hardness
13
Q
[₂₈Ni-Steel] Alloy → usage
A
[Manufacture of Vessels which store acids]
* Resist corrosion
* Give hardness
14
Q
[₂₅Mn-Fe] Alloy → usage
A
Used in Railway tracks
harder than steel
15
Q
Fugicide
A
- MnSO₄
- CuSO₄ Purification of water [Insecticides - Fungicides]
MnCu → من كوا لله
