alkaline earth

noun

Pronunciation: ˈælkəlaɪn ɜːrθ

Definition

Any of the chemical elements in Group 2 of the periodic table, which are reactive metals that form oxides known as earths.

Examples

• Calcium is a common alkaline earth metal found in bones and teeth.

• Scientists study the properties of each alkaline earth element to understand its reactivity.

• Beryllium and radium are both members of the alkaline earth group.

Synonyms of alkaline earth

Words with a similar meaning to alkaline earth:

• Group 2 element
• alkaline earth metal

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