9- Electrons in Atoms and the Periodic Table

9- Electrons in Atoms and the Periodic Table

Assessment

Flashcard

Chemistry

University

Hard

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18 questions

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1.

FLASHCARD QUESTION

Front

What is the number of protons that the element in this image contain? Options: 14, 7, 15, 18

Back

7

2.

FLASHCARD QUESTION

Front

Beryllium has how many protons?

Back

4

3.

FLASHCARD QUESTION

Front

What element is this? Options: Helium, Hydrogen, Argon, Silver

Back

Argon

4.

FLASHCARD QUESTION

Front

What does an atom's period tell us?

Back

Number of shells

5.

FLASHCARD QUESTION

Front

What does an atom's group tell us?

Back

Number of valence electrons

6.

FLASHCARD QUESTION

Front

Element in period 3 classified as a metal: Boron (B), Sodium (Na), Argon (Ar), Silicon (Si)

Back

Sodium (Na)

7.

FLASHCARD QUESTION

Front

Electromagnetic waves vary in:

Back

wavelength and frequency.

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