Alkaline earth metals flashcards

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what are alkaline earth metals? they are elements of Group 2 of the periodic table
why are group 2 metals called alkaline earth metals? because oxides and hydroxides are alkaline
Group 2 metals belong to what block? s
Are group 2 elements more or less reactive than group 1 elements? less reactive
why do group 2 metals have high melting points? have giant metallic structures. There is a strong attraction between metal ions and the delocalized sea of electrons.
What elements make up alkaline earth metals? beryllium, magnesium, calcium, strontium, barium, and radium
what are the physical appearance of alkaline earth metals? Alkaline earth metals are silvery, shiny and soft
How many valence electrons do alkaline earth metals have? Alkaline earth metals have two valence electrons
Alkaline earth metals react with halogens to form? halides
Beryllium burns with a ______ flame white
magnesium burns with a _____ flame bright white
calcium burns with a ____ flame red
strontium burns with a ______ flame crimson
barium burns with a ______ flame green
radium burns with a _______ flame red

what are alkaline earth metals?

why are group 2 metals called alkaline earth metals?

Group 2 metals belong to what block?

Are group 2 elements more or less reactive than group 1 elements?

why do group 2 metals have high melting points?

What elements make up alkaline earth metals?

what are the physical appearance of alkaline earth metals?

How many valence electrons do alkaline earth metals have?

Alkaline earth metals react with halogens to form?

Beryllium burns with a ______ flame

magnesium burns with a _____ flame

calcium burns with a ____ flame

strontium burns with a ______ flame

barium burns with a ______ flame

radium burns with a _______ flame

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