E Flashcards by thế toàn Phan

Q

How many electrons does hydrogen have?

A

Hydrogen has 1 electron.

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Q

How many electrons does helium have?

A

Helium has 2 electrons.

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Q

How many electrons does lithium have?

A

Lithium has 3 electrons.

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Q

How many electrons does beryllium have?

A

Beryllium has 4 electrons.

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Q

How many electrons does boron have?

A

Boron has 5 electrons.

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Q

How many electrons does carbon have?

A

Carbon has 6 electrons.

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Q

How many electrons does nitrogen have?

A

Nitrogen has 7 electrons.

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Q

How many electrons does oxygen have?

A

Oxygen has 8 electrons.

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Q

How many electrons does fluorine have?

A

Fluorine has 9 electrons.

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Q

How many electrons does neon have?

A

Neon has 10 electrons.

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Q

How many electrons does sodium have?

A

Sodium has 11 electrons.

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Q

How many electrons does magnesium have?

A

Magnesium has 12 electrons.

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Q

How many electrons does aluminum have?

A

Aluminum has 13 electrons.

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Q

How many electrons does silicon have?

A

Silicon has 14 electrons.

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Q

How many electrons does phosphorus have?

A

Phosphorus has 15 electrons.

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Q

How many electrons does sulfur have?

A

Sulfur has 16 electrons.

Q

How many electrons does chlorine have?

A

Chlorine has 17 electrons.

Q

How many electrons does argon have?

A

Argon has 18 electrons.

Q

How many electrons does potassium have?

A

Potassium has 19 electrons.

Q

How many electrons does calcium have?

A

Calcium has 20 electrons.