Periodic Table Part 3: Alkaline Earth Metals (Be, Mg, Ca, Sr, Ba, Ra)

Periodic Table Part 3: Alkaline Earth Metals (Be, Mg, Ca, Sr, Ba, Ra)

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Interactive Video

Chemistry, Science, Engineering

11th Grade - University

Hard

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The video tutorial covers alkaline earth metals, their properties, availability, preparation, reactivity, and applications. It discusses the electron configurations, ionization energies, and melting points of these metals. The video also explores their natural sources, preparation methods, and various industrial and biological applications. Additionally, it highlights historical uses and safety concerns, particularly with radium.

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which property is common among alkaline earth metals due to their electron configuration?

Formation of 1+ cations

High melting points

Formation of 2+ cations

High ionization energies

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which country was the leading producer of magnesium as of 2019?

Spain

Kazakhstan

United States

China

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary method for producing magnesium metal?

Reacting magnesium oxide with water

Electrolysis of magnesium chloride

Heating magnesium carbonate

Reacting metal chlorides with sodium

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which alkaline earth metal is known for its use in X-ray tubes due to its transparency to X-rays?

Calcium

Magnesium

Beryllium

Strontium

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What role does magnesium play in nature?

It is a diamond simulant

It is used in vacuum tubes

It is a component of chlorophyll

It is used in luminescent paints

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which alkaline earth metal is crucial for muscle contraction in animals?

Beryllium

Strontium

Calcium

Barium

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was a historical use of radium that led to health issues?

As a structural metal in airplanes

In the production of magnesium metal

In luminescent glow-in-the-dark paints

As a component in flash powders