Among the following, the incorrect statement is

Among the following, the incorrect statement is
  1. Cesium forms superoxide
  2. Sodium peroxide is paramagnetic
  3. Lithium chloride is deliquescent
  4. White metal is an alloy of lithium and lead

Solution

Sodium peroxide has peroxide ion $\mathrm{O}_2^{2-}$ that has a total of 18 electrons and is diamagnetic. The superoxide ion $\mathrm{O}_2^{-}$is paramagnetic.

Asked in: AP EAMCET 2023 (18 May Shift 2)

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