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प्रश्न
Which of the following elements does not form hydride by direct heating with dihydrogen?
विकल्प
Be
Mg
Sr
Ba
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उत्तर
Be
Explanation:
Due to high ionization enthalpy and small size, Be does not react with hydrogen by direct heating.
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संबंधित प्रश्न
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(iv) SrSO4
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| (Metal) | (Application) |
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| (b) Ga | (II) Water repellent sprays |
| (c) B | (III) Photoelectric cells |
| (d) Si | (IV) Bullet proof vest |
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Reason (R) : Lithium has higher polarising power than other alkali metal group members.
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