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In alkaline earth metals, the electrons are more firmly held to the nucleus and henceA. atoms of alkaline earth metals are bigger than alkali metalsB. ionziations energy of alkaline earths is greater than alkali metalsC. reactivity of alkaline earths is greater than alkali metalsD. alkaline earths are less abundant in nature. |
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Answer» Correct Answer - B when the electrons are more firmly held to the nucleus, it is difficult to remove the electrons so more energy is required. |
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