Easy MCQ +4 / -1 PYQ · JEE Mains 2022

Statement I : An alloy of lithium and magnesium is used to make aircraft plates.

Statement II : The magnesium ions are important for cell-membrane integrity.

In the light the above statements, choose the correct answer from the options given below :

  1. A Both Statement I and Statement II are true
  2. B Both Statement I and Statement II are false Correct answer
  3. C Statement I is true but Statement II is false
  4. D Statement I is false but Statement II is true

Solution

Alloy of Li and Mg is used to make armour plates and not aircraft plates.<br/><br/> Calcium plays important roles in neuromuscular function, interneuronal transmission and cell membrane integrity .

About this question

Subject: Chemistry · Chapter: s-Block Elements · Topic: Alkali Metals

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