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NEET generalGeneralMedium

Question

Magnesium reacts with an element (X) to form an ionic compound. If the ground state electronic configuration of (X) is 1s2 2s2 2p3 , the simplest formula for this compound is

A

Mg2X

B

MgX2

C

Mg2X3

D

Mg3X2

Step-by-Step Solution

 Element (XX) electronic configuration 1s21s^2 2s22s^2 2p32p^3 So, valency of XX will be 33. Valency of Mg\text{Mg} is 22. Formula of compound formed by Mg\text{Mg} and XX will be Mg3X2\text{Mg}_3X_2.

Exam Context & Concepts Covered

This question aligns with the NEET general syllabus, specifically targeting concepts from General. Mastering this topic is crucial for scoring well in the upcoming medical entrance examinations. Solving conceptually related problems will help you understand the nuances of these concepts and improve your problem-solving speed.

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