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Zemnoalkalni metali

Create an illustration of various alkaline earth metals in their atomic forms with vibrant colors, scientific elements around them, and a background of a laboratory setting.

Test Your Knowledge on Alkaline Earth Metals

Welcome to the ultimate quiz on alkaline earth metals! Dive into a series of challenging questions designed to test your understanding of this fascinating group of elements.

In this quiz, you will explore:

Properties of alkaline earth metals
Solubility trends
Flame colors of metal salts
And much more!

9 Questions2 MinutesCreated by ExploringAtoms42

Ime I prezime

U IIA grupi PSE veliĝina metanog jona:

Raste

Opada

Ne menja se

Rastvorljivost hidroksida zemnoalkalnih metala u grupi se:

Povećava

Smanjuje

Ne menja

Radijus karbonatnog jona je:

Manji u odnosu na radijus hidroksilnog jona

Veći u odnosu na radijus hidroksilnog jona

Isti su

Prilikom rastvaranja karbonata zemnoalkalnih metala dominira:

Energija kristalne rešetke

Energija hidratacije

Sa porastom veliĝine metalnog jona u grupi:

Povećava se energija hidratacije I povećava se rastvorljivost hidroksida

Energija kristne rešetke se ne menja, kao I rastvorljivost

Soli stroncijuma boje plamen:

Žuto-zeleno

Narandžasto-crveno

Ne boje

Crveno

Soli barijuma boje plamen:

Crveno

Ne boje

Žuto-zeleno

Narandžasto-crveno

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