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Main Group Elements · 2020

6 Chemistry questions from this IIT JAM paper
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Main Group Elements · 2020

6 Chemistry questions from this IIT JAM paper

  1. Q7.One of the products of the hydrolysis of calcium phosphide at 25° C is
    Chemistry · Main Group Elements · MCQ
  2. Q17.The cage – type structure adopted by boron hydride, [B5​H11​], is
    Chemistry · Main Group Elements · MCQ
  3. Q20.The coordination number of aluminum ion and the number of bridging hydrogen atoms in [Al(BH₄)₄]⁻ are, respectively,
    Chemistry · Main Group Elements · MCQ
  4. Q35.The boron adduct(s), which show(s) three signals in ¹H NMR spectrum with the intensity ratio 1:2:3 is(are)
    Chemistry · Main Group Elements · Multiple correct
  5. Q45.The value of 'n' in [Pn​O18​]6− is ​
    Chemistry · Main Group Elements · Numerical
  6. Q47.The number of lone pairs present in phosphonic acid (phosphorus acid) is ​
    Chemistry · Main Group Elements · Numerical