Level 19 / 19 · year7
alkaline earth metal
/ˈælkəlaɪn ɜːθ ˈmetl/
atom
/ˈætəm/
compound
/ˈkɒmpaʊnd/
covalent bond
/kəʊˈveɪlənt bɒnd/
crystallisation
/ˌkrɪstəlaɪˈzeɪʃn/
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