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Biblioteka

Assignment 18: Introduction to the Periodic Table

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Posljednje ažuriranje about 1 year ago
14

Read page 123-126 from the textbook, and answer the questions below.

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Pitanje 1
1.

Write 3 major ideas from the reading on page 123.

Pitanje 2
2.

Describe what the image at the bottom of page 123 shows, and describe how the periodic table we use today is different.

Pitanje 3
3.

Look at the periodic table at the top of page 124. A student states that there is an error in the picture because element Lr which has a mass of 262 and Rutherfordium which has a mass of 261 are not in the correct order. Explain why the student is incorrect.

Pitanje 4
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Pitanje 5
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Pitanje 6
6.

On the blank periodic table below highlight the following things...

-alkali metals (highlight in green)

-alkaline earth metals (highlight in purple)

-halogens (highlight in blue)

-noble gases (highlight in black)

Question 7
00:36
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Question 8
00:54
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Question 9
01:13
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Question 10
01:47
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Question 11
02:21
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Question 12
02:59
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Question 13
01:37
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Pitanje 13
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Any element in the first two columns of the periodic table can be said are from the....

Question 14
02:28
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Pitanje 7
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The largest percentage of elements on the periodic table are.....

Pitanje 8
8.

What is luster according to the video?

Pitanje 9
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What does malleable mean according to the video?

Pitanje 10
10.

Which of the following do smart phones use in touch screens?

Pitanje 11
11.

Which of the following properties do metals and metalloids share?

Pitanje 12
12.

How are metal properties different than nonmetal properties?

Pitanje 14
14.

How would you describe Ag's location on the periodic table? Answer this question and then watch the video to check your answer.