Periodic Table Flashcards

1
Q

Periodic table

A

Show the range of elements

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2
Q

Atoms

A

Very small things

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3
Q

Group 1

A

Alkali metals

Soft grey metals

Exotheric reaction

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4
Q

Group 7

A

Halogens

Non metals

Highly reaction
(Water)

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5
Q

Group 0

A

Noble gases

Full outer shell

Unreactive

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6
Q

Middle section

A

Transition metals

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7
Q

Newland

A

By mass

Into patterns

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8
Q

Mendeleev

A

By mass

Left a gap

Similar pattern

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