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JEE Main 20199 JanuaryMorning Shift
Exam
JEE Main
Year
2019
Date
9 January
Shift
Morning Shift
Subject
Chemistry
Chapter
s Block Elements

JEE Main 2019 · 9 January · Morning Shift · Chemistry · s Block Elements

The alkaline earth metal nitrate that does not crystallise with...

The alkaline earth metal nitrate that does not crystallise with molecules is:

Options

  1. ABa{\left(N{O}_{3}\right)}_{2}
  2. BSr{\left(N{O}_{3}\right)}_{2}
  3. CMg{\left(N{O}_{3}\right)}_{2}
  4. DCa{\left(N{O}_{3}\right)}_{2}

Correct answer

A. Ba{\left(N{O}_{3}\right)}_{2}

Step-by-step solution

Ba{\left(N{O}_{3}\right)}_{2} does not have any water of crystallization. This happens because the large size of Ba+2B{a}^{+ 2} leads to poor polarizing power and hence, unable to attract water molecules effectively.
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