Creating and Working with Purple Gold

Creating and Working with Purple Gold

Assessment

Interactive Video

Chemistry, Science

9th - 12th Grade

Hard

Created by

Liam Anderson

FREE Resource

The video explores the journey of creating a pure purple gold ring, a rare and challenging endeavor. The creator shares the process of researching, experimenting, and overcoming obstacles to produce a unique piece of jewelry. Despite initial setbacks, including issues with brittleness and color, the project concludes successfully with a beautiful purple gold ring. The video also highlights the importance of perseverance and innovation in tackling complex projects.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is purple gold primarily composed of?

Gold and silver

Gold and aluminum

Gold and copper

Gold and platinum

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why did the narrator decide to dissolve the gold bar?

To reduce its weight

To change its color

To make it easier to measure

To increase its purity

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was the main challenge faced when initially creating purple gold?

Measuring the correct amount of gold

Finding the right temperature

Choosing the right tools

Preventing oxidation

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What process helped enhance the purple color of the gold?

Adding more aluminum

Annealing at 600°C

Heating in an inert atmosphere

Cooling rapidly

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What issue did the narrator face with the purple gold's appearance?

It was too shiny

It had a lot of cracks

It was too soft

It was too heavy

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How did the narrator solve the problem of cracks in the purple gold?

By increasing the gold content

By using a different alloy

By degassing with argon

By cooling it faster

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was the final shape the narrator aimed to create with the purple gold?

A bracelet

A necklace

A ring

A pendant

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