Chemistry - Complete s-block Question with Solution | TestHub
ChemistryComplete s-blocks-block IIAMedium2 minPYQ_2024
ChemistryMediumsingle choice
Which of the following does not react with cold or hot water?
Options:
Answer:
D
Solution:
Beryllium (Be) does not react with cold or hot water due to its small size and high ionization enthalpy.
Magnesium (Mg) reacts with hot water to form magnesium hydroxide and hydrogen gas.
Calcium (Ca), Strontium (Sr), and Barium (Ba) react readily with cold water to form their respective hydroxides and evolve hydrogen gas.
Therefore, Be is the element that does not react with cold or hot water.
Answer: Be
Stream:MHT_CETSubject:ChemistryTopic:Complete s-blockSubtopic:s-block IIA
⏱ 2mℹ️ Source: PYQ_2024
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