C2. The Periodic Table: Key Words Flashcards

1
Q

Alkali metal

A

elements in Group 1 of the periodic table

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2
Q

Halogens

A

the elements found in Group 7 of the periodic table

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3
Q

Transition element

A

element from the central block of the periodic table

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4
Q

Universal indicator

A

a mixture of indicators that can change through a range of colours to show how strongly acidic or alkaline liquids
and solutions are

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