NCERT Class XI Chemistry The p-Block Elements Solutions

Question : 37 of 38

Marks: +1, -0

Elements of group 14

exhibit oxidation state of +4 only
exhibit oxidation state of +2 and +4
form $M^{2–}$ and M ${4+}$ ions
form $M^{2+}$ and $M^{4+}$ ions.

Solution:

(b, d) : The group 14 elements have four electrons in outermost shell. The common oxidation states exhibited by these elements are +4 and +2. Elements like Sn and Pb are metallic thus, form

M^{2+}

and M

^{4+}

ions.

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