Advertisements
Advertisements
Question
Give composition and uses of the following alloys. Mention the reason for its use.
Stainless steel
Solution
Alloys | Composition | Uses |
Stainless steel | Fe = 75% Ni = 8- 10% Cr = 15 - 18% C = 0.5 - 1% |
|
APPEARS IN
RELATED QUESTIONS
Name the most common ore of the metal aluminium from which the metal is extracted. Write the chemical formula of the ore.
Write the equation for the formation of aluminium at the cathode during the electrolysis of alumina.
Explain with reason:
Electrolytic reduction is done to obtain aluminium?
Why ‘the food containing iron salts’ should not be cooked in aluminium utensils?
Explain the following:
Zinc is used to cover iron so as to prevent rusting of iron. Why?
From the metals: copper, iron, magnesium, sodium, and zinc, select a different metal in the case which does not react with dilute hydrochloric acid.
Name the process of concentration
(a) Based on densities
(b) Based on magnetic nature.
Write the name and formula of two ores of the following: Iron
List 1 contains the meta ls I alloys (1, 2, 3, 4, 5 ) and list 2 contains their uses (A, B, C, D, E).
List 1 Metal/Alloy |
List 2 Uses |
1. Aluminium | A. Steel making |
2. Lead | B. aeroplane wings |
3. Brass | C. galvanizing |
4. Iron | D. radiation shield |
5. Zinc | E. electricaI fittings |
Copy and complete the following table, write down the correct letter against the numbers representing metals. An answer may be used only once. The first has been done for you.
Metal | 1 | 2 | 3 | 4 | 5 |
Use | B |
Name the main constituent metal in the following alloy:
Brass