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Manganese and Its Distribution in Karnataka

Manganese is ...

Question

Manganese is used in the manufacturing of steel to _____.

A

Increase its hardness

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B

Decrease its hardness

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C

Maintain its hardness

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D

None of these

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Solution

The correct option is A Increase its hardness
Manganese is used as an alloy in the manufacture of steel to increase its hardness. It is also used in the manufacture of chemicals, electrical industry, chemical fertilizers, calico printing and paints.

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Similar questions

Q. Consider the following statements regarding manganese
1. Manganese is a reactive when pure and as a powder it will burn in oxygen, It reacts with water and dissolves in dilute water.
2. The prime use of manganese is manufacturing of steel and ferro-manganese alloys.
Which among the following statement/s given above is/are correct?

Q. A small amount of manganese metal added to iron gives it elasticity and high tensile strength. Such steel is used in making:

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When Iron is alloyed with a non-metal, a hard substance called as steel is formed. The substance which is used to make it hard is ___ .

Q. Q. With reference to Manganese, which of the following statements is/are correct?Select the correct answer using the codes below:

1 only
2 only
Both 1 and 2
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