In the following questions two or more options may be correct.
Which of the following statements are not true for hydrogen?
(i) It exists as a diatomic molecule.
(ii) It has one electron in the outermost shell.
(iii) It can lose an electron to form a cation which can freely exist.
(iv) It forms a large number of ionic compounds by losing an electron.
In the following questions two or more options may be correct.
Which of the following statements are not true for hydrogen?
(i) It exists as a diatomic molecule.
(ii) It has one electron in the outermost shell.
(iii) It can lose an electron to form a cation which can freely exist.
(iv) It forms a large number of ionic compounds by losing an electron.
This is a multiple choice answer as classified in NCERT Exemplar
Option (iii) and (iv)
H+ does not exist freely and is always associated with other atoms or molecules. It has an extremely high ionisation enthalpy and does not have metallic properties under normal conditions, unlike alkali metals.
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Chemistry NCERT Exemplar Solutions Class 11th Chapter Nine 2025
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