Elements and the Periodic Table

Elements and the Periodic Table

Assessment

Flashcard

Science

Practice Problem

Hard

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Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the periodic table?

Back

A tabular arrangement of chemical elements, organized by increasing atomic number, which shows periodic trends in properties.

2.

FLASHCARD QUESTION

Front

What are alkali metals?

Back

The group of elements in Group 1 of the periodic table, known for being highly reactive and having one electron in their outermost shell.

3.

FLASHCARD QUESTION

Front

Which alkali metal reacts vigorously with water?

Back

Potassium is the alkali metal that sets alight when in contact with water.

4.

FLASHCARD QUESTION

Front

What is the significance of Dmitri Mendeleev in chemistry?

Back

He is known for creating the first widely recognized periodic table and predicting the existence of undiscovered elements.

5.

FLASHCARD QUESTION

Front

What is a non-metal?

Back

Elements that are typically poor conductors of heat and electricity, and are not malleable or ductile.

6.

FLASHCARD QUESTION

Front

What property is characteristic of metals?

Back

Metals are malleable, meaning they can be hammered or pressed into shapes without breaking.

7.

FLASHCARD QUESTION

Front

What are electrons?

Back

Negatively charged subatomic particles that orbit the nucleus of an atom.

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