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Actinium Trivia Quiz

This quiz covers actinium, element number 89 on the periodic table.

A multiple-choice quiz by Simmmba. Estimated time: 3 mins.

Author
Simmmba

Time
3 mins

Type
Multiple Choice

Quiz #
209,327

Updated
May 24 22

# Qns
10

Difficulty
Average

Avg Score
7 / 10

Plays
648

One at a Time - Single Page - Timed Game

Question 1 of 10

1. What is the chemical symbol for actinium? Hint

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Question 2 of 10

2. In which of the following might actinium be found? Hint

A nuclear facility

In certain types of plants

The human body

An automobile factory

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Question 3 of 10

3. Is actinium found in the earth's crust?

Yes

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Question 4 of 10

4. Which class of elements on the periodic table includes actinium? Hint

Alkali metals

Actinides

Lanthanides

Transition metals

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Question 5 of 10

5. Is actinium considered to be radioactive?

Yes

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Question 6 of 10

6. What does the word "actinium" mean? Hint

active

a ray

thing that glows

to flow out

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Question 7 of 10

7. Who discovered actinium? Hint

Andre Debierne

Georges Urbain

Carl Plattner

William Hyde Wollaston

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Question 8 of 10

8. What color is actinium in its natural state? Hint

shiny steel grey

silvery white

metallic blue grey

shiny gold

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Question 9 of 10

9. Which of the following is a unique statement about actinium? Hint

It was the last element to be discovered in the 19th century.

It was considered as a possible cancer treatment.

It is used in nail polish to achieve a pearl effect.

It was used as a laxative in the Middle Ages.

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Question 10 of 10

10. What is the first isotope formed by the beta decay of actinium? Hint

thorium-227

berkelium-249

americium-243

curium-242

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Quiz Answer Key and Fun Facts

1. What is the chemical symbol for actinium?

Answer: Ac

The chemical symbol for actinium is Ac. Its atomic number is 89, and its atomic weight is 227.0.

2. In which of the following might actinium be found?

Answer: A nuclear facility

Actinium is not naturally found in any living thing. The only places you are likely to encounter this element are nuclear facilities and scientific laboratories.

3. Is actinium found in the earth's crust?

Answer: Yes

Although actinium is present in the earth's crust, it is found in only trace amounts. It is one of the ten rarest elements.

4. Which class of elements on the periodic table includes actinium?

Answer: Actinides

The actinides include the elements with atomic numbers 89 to 102. The atomic number of actinium is 89, making it the first member of this class.

5. Is actinium considered to be radioactive?

Answer: Yes

All actinides, including actinium, are radioactive.

6. What does the word "actinium" mean?

Answer: a ray

The word "actinium" comes from the Greek word "aktinos", which means "a ray".

7. Who discovered actinium?

Answer: Andre Debierne

Actinium was discovered in France by Andre Debierne in 1899. Friedrick Giesel encountered it in 1902, not realizing that it had already been discovered.

8. What color is actinium in its natural state?

Answer: silvery white

Actinium is a soft metal; it is silvery white in color.

9. Which of the following is a unique statement about actinium?

Answer: It was the last element to be discovered in the 19th century.

Actinium, a product of the natural decay of Uranium, was discovered in 1899 by A.-L. Debierne, a French chemist.

10. What is the first isotope formed by the beta decay of actinium?

Answer: thorium-227

Thorium-227 is the first in a series of isotopes formed when actinium decays.

Source: Author Simmmba

This quiz was reviewed by FunTrivia editor crisw before going online.
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