Atomic Theory and Atomic Structure Flashcard

Atomic Theory and Atomic Structure Flashcard

Assessment

Flashcard

Chemistry

9th - 12th Grade

Practice Problem

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Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

Who proposed the first atomic theory?

Back

John Dalton proposed the first atomic theory, which stated that matter is made up of indivisible atoms.

2.

FLASHCARD QUESTION

Front

What is a positive ion called?

Back

A positive ion is called a cation.

3.

FLASHCARD QUESTION

Front

How many protons does Argon have?

Back

Argon has 18 protons.

4.

FLASHCARD QUESTION

Front

What is a negative ion called?

Back

A negative ion is called an anion.

5.

FLASHCARD QUESTION

Front

What does the symbol 'C' represent in the periodic table?

Back

The symbol 'C' represents the chemical symbol for Carbon.

6.

FLASHCARD QUESTION

Front

What is the atomic number?

Back

The atomic number is the number of protons in the nucleus of an atom.

7.

FLASHCARD QUESTION

Front

What is an isotope?

Back

An isotope is a variant of a chemical element that has the same number of protons but a different number of neutrons.

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