Periodic Table

Periodic Table

Assessment

Flashcard

Chemistry

8th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What do the horizontal rows on the periodic table tell us?

Back

The number of orbitals.

2.

FLASHCARD QUESTION

Front

What is the name of the element with the symbol 'Na'?

Back

Sodium.

3.

FLASHCARD QUESTION

Front

Who discovered the nucleus of the atom?

Back

Rutherford.

4.

FLASHCARD QUESTION

Front

What is the atomic mass of sodium?

Back

58.693.

5.

FLASHCARD QUESTION

Front

How many protons does nickel have?

Back

28.

6.

FLASHCARD QUESTION

Front

What is the periodic table?

Back

A tabular arrangement of chemical elements, organized by atomic number, electron configuration, and recurring chemical properties.

7.

FLASHCARD QUESTION

Front

What does the atomic number represent?

Back

The number of protons in the nucleus of an atom.

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