Periodic Table Concepts and Trends

Periodic Table Concepts and Trends

Assessment

Interactive Video

Chemistry

9th - 10th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial covers the periodic table, starting with its historical development by Mendeleev and subsequent modifications. It explains the table's structure, including groups and periods, and discusses periodic trends and properties. The tutorial emphasizes the importance of understanding the table for predicting chemical behavior and properties, and concludes with a preview of future topics.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who is credited with creating the modern periodic table?

Theodore Seaborg

Demetri Mendeleev

John Dalton

Henry Moseley

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What significant change did Henry Moseley make to the periodic table?

Reordered elements by atomic number

Predicted undiscovered elements

Introduced actinides

Added noble gases

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary purpose of the periodic table for chemists?

To memorize atomic masses

To catalog known elements and predict chemical behaviors

To display historical discoveries

To list elements alphabetically

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How are periods in the periodic table organized?

By increasing atomic mass

By increasing atomic number

By similar chemical properties

By electron configuration

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What do elements in the same group of the periodic table have in common?

Same atomic number

Same number of valence electrons

Same atomic mass

Same number of protons

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of valence electrons in the periodic table?

They are irrelevant to chemical properties

They define the element's color

They influence chemical reactivity and bonding

They determine the atomic mass

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which block contains the transition metals?

F block

S block

P block

D block

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