Front

What is an Electron Dot Diagram?

Back

An Electron Dot Diagram, also known as a Lewis Dot Diagram, represents the valence electrons of an atom as dots around the element's symbol.

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NGSS.HS-PS1-2

Front

What does the atomic number represent?

Back

The atomic number represents the number of protons in the nucleus of an atom, which also determines the element's identity.

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NGSS.HS-PS1-7

Front

How many valence electrons does Carbon (C) have?

Back

Carbon has 4 valence electrons.

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NGSS.HS-PS1-1

Front

What is the significance of the period number in the periodic table?

Back

The period number indicates the highest energy level of electrons in the atoms of the elements in that row.

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NGSS.HS-PS1-1

Front

How many electrons should Nitrogen have around its Lewis dot model?

Back

Nitrogen should have 5 electrons around its Lewis dot model.

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NGSS.MS-PS1-1

Front

What is the correct Lewis dot structure for Carbon (C)?

Back

The correct Lewis dot structure for Carbon has 4 dots representing its 4 valence electrons.

Front

What is a Bohr Model?

Back

A Bohr Model is a diagram that depicts an atom with electrons in defined orbits around the nucleus, illustrating energy levels.

Front

How do you determine the number of electrons in an atom?

Back

The number of electrons in a neutral atom is equal to the atomic number.

Front

What is the maximum number of electrons in the first energy level?

Back

The maximum number of electrons in the first energy level is 2.

Front

What is the relationship between periods and energy levels?

Back

Each period in the periodic table corresponds to a new energy level for the electrons.

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NGSS.HS-PS1-1