First 20 Elements Flashcards by Brooklyn B

Q

What element is the symbol H?

A

Hydrogen

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Q

What element is the symbol He?

A

Helium

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Q

What element is the symbol Li?

A

Lithium

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Q

What element is the symbol Be?

A

Beryllium

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Q

What element is the symbol B?

A

Boron

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Q

What element is the symbol C?

A

Carbon

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Q

What element is the symbol N?

A

Nitrogen

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Q

What element is the symbol O?

A

Oxygen

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Q

What element is the symbol F?

A

Fluorine

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Q

What element is the symbol Ne?

A

Neon

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Q

What element is the symbol Na?

A

Sodium

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Q

What element is the symbol Mg?

A

Magnesium

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Q

What element is the symbol Al?

A

Aluminum

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Q

What element is the symbol Si?

A

Silicon

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Q

What element is the symbol P?

A

Phosphorus

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Q

What element is the symbol S?

A

Sulfur

Q

What element is the symbol Cl?

A

Chlorine

Q

What element is the symbol Ar?

A

Argon

Q

What element is the symbol K?

A

Potassium

Q

What element is the symbol Ca?

A

Calcium

Q

The number of neutrons is ___

A

The atomic mass - the atomic number

Q

True or false: the atomic number = the number of protons

A

True

Q

What’s at the top in atomic notation?

A

Atomic mass

Q

What’s at the bottom in atomic notation?

A

Atomic number

The number of electrons and protons is?

The atomic number