English
Maharashtra State BoardSSC (English Medium) 10th Standard

_______ is an alloy made from iron, carbon and chromium.

Advertisements
Advertisements

Question

_______ is an alloy made from iron, carbon and chromium.

Options

  • brass

  • bronze

  • stainless steel

  • amalgam

MCQ
Fill in the Blanks
Advertisements

Solution

Stainless steel is an alloy made from iron, carbon and chromium.

shaalaa.com
  Is there an error in this question or solution?
Chapter 8: Metallugy - Choose the correct option. [Page 8]

APPEARS IN

RELATED QUESTIONS

Explain the term corrosion.


What are alloys?


Which of the following methods is suitable for preventing an iron frying pan from rusting?


Explain why rusting of iron objects is faster in coastal areas than in deserts.


Choose the correct answer from the options given below:

Heating an ore in a limited supply of air or in the absence of air at a temperature just below its melting point is known as

A. Smelting

B. Ore-dressing

C. Calcination

D. Bessemerisation


What is meant by galvanisation? Why is it done?


Name the metal which is used for galvanising iron.


The corrosion of iron is called ______.


The process of depositing a thin layer of zinc on iron articles is called ______.


The corrosion of copper produces a ______ coating of basic copper carbonate on its surface.


______ and ______ are necessary for the rusting of iron.


What is the corrosion of iron known as?


Name an alloy of copper. State its chemical composition and any one use.


In stainless steel alloy, iron metal is mixed with ______.


Name the metal which is a constituent of blood pigment?


State under what conditions corrosion is faster ?


Identify the process shown in the diagram and explain it in short


Answer the following question.
a) What is meant by corrosion?
b) Write names of any two methods of prevention of corrosion.
c) In which method, metal like copper, aluminium are coated with a thin layer of their oxides by means of electrolysis.
d) Explain this method with diagram.


Write three methods of preventing rusting of iron.


Corrosion of silver causes a black layer of _______.


Stainless steel is an alloy of _______.


Rusting of iron : Fe2O3 : : corrosion of copper : ______


Write the name.

Method used to present corrosion of copper.


Draw a neat labelled diagram.

Anodizing


Observe the following diagram and write answers.

  1. Name the method.
  2. Explain the method.
  3. Give two examples of this method.

Give solutions by giving examples of corrosion?


Galvanisation is a method of protecting iron from rusting by coating it with a thin layer of ____________.


Amalgam is an alloy of ____________.


The table shown below gives information about four substances: A, B, C and D.

SUBSTANCE MELTING POINT (K) ELECTRICAL CONDUCTIVITY
SOLID LIQUID/ AQUEOUS
A 295 Good Good
B 1210 Poor Good
C 1890 Poor Good
D 1160 Poor Poor

Identify Ionic compounds from the above given substances.


Identify the correct statement from the following:


Alloys are homogeneous mixtures of a metal with a metal or non-metal. Which among the following alloys contain non-metal as one of its constituents?


A man painted his main gate made up of iron, to

  1. prevent it from rusting.
  2. protect it from sun.
  3. make it look beautiful.
  4. make it dust free.

Which of the above statement(s) is/are correct?


Iron pillar near the Qutub Minar in Delhi is famous for the following facts. Which of these facts is responsible for its long stability?


In ______ process a layer of molten tin is deposited on metals.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×