El metal versátil: tungsteno y sus aplicaciones

El metal versátil: tungsteno y sus aplicaciones

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Chemistry, Science, Physics

10th Grade - University

Hard

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Tungsten is a grayish-white metal with atomic number 74 and symbol W. It originates from the Swedish word 'tunestent' and was first isolated from wolframite ore. Tungsten's discovery involved Carl Wilhelley and the Elullar brothers. It was used in incandescent bulbs, which were inefficient and phased out. Tungsten forms heavy metal alloys like high-speed steel, used in cutting tools. Its high melting point makes it suitable for aerospace and automotive industries. Tungsten is also used in superalloys and as a gold substitute in jewelry due to its similar density and hypoallergenic properties.

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5 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the origin of the name 'tungsten'?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe the properties that make tungsten suitable for heavy metal alloys.

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What are some applications of tungsten in the aerospace and automotive industries?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

How does tungsten compare to gold in terms of jewelry?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

What are the advantages of tungsten rings over gold rings?

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