Question

Given below are the names of few elements bassed on their position in the periodic table. Identify the element which is not correctly placed.

• A. An element which tends to lose three electrons - Aluminium
• B. An element which tends to gain two electrons – Iodine
• C. An element with valency four – Silicon
• D. A transuranium element – Plutonium

Answer 1

Answer: (B)

An element which tends to gain two electrons – Iodine

Answer 2

: Iodine can gain only one electron. $I + e^{-} \rightarrow I^{-}$