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Unit 4 - Midterm Exam Review - 24-25

Unit 4 - Midterm Exam Review - 24-25

Assessment

Flashcard

Chemistry

9th - 12th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What are isotopes?

Back

Isotopes are different forms of the same element that have the same number of protons but different numbers of neutrons.

2.

FLASHCARD QUESTION

Front

What is a group in the periodic table?

Back

A group is a vertical column in the periodic table that contains elements with similar chemical properties.

3.

FLASHCARD QUESTION

Front

What is a period in the periodic table?

Back

A period is a horizontal row in the periodic table that indicates the number of electron shells in the elements.

4.

FLASHCARD QUESTION

Front

What does the smaller number on the periodic table represent?

Back

The smaller number on the periodic table represents the atomic number, which is the number of protons in an atom.

5.

FLASHCARD QUESTION

Front

What is the atomic number of Calcium?

Back

The atomic number of Calcium is 20.

6.

FLASHCARD QUESTION

Front

What are elements?

Back

Elements are pure substances that cannot be broken down into simpler substances and are made up of only one type of atom.

7.

FLASHCARD QUESTION

Front

What are compounds?

Back

Compounds are substances formed when two or more elements chemically bond together in fixed proportions.

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