Which of the following elements does not form hydride by direct heating with dihydrogen?

(i) Be

(ii) Mg

(iii) Sr

(iv) Ba

3 Views|Posted 8 months ago

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Payal Gupta | Contributor-Level 10

8 months ago

This is a multiple choice type question as classified in NCERT Exemplar

Correct option (i)

Beryllium being least reactive does not form hydride by direct heating with dihydrogen. Also due to its small size and high ionization enthalpy it cannot form hydrides by direct heating.

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Chemistry NCERT Exemplar Solutions Class 11th Chapter Ten 2025

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Which of the following elements does not form hydride by direct heating with dihydrogen? (i) Be (ii) Mg (iii) Sr (iv) Ba

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