History Class 10 ICSE Syllabus
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Questions and Answers

What year was the History class 10 ICSE syllabus introduced?

  • 1990
  • 2017
  • 2020 (correct)
  • 2005

Which historical event is a key focus in the ICSE History class 10 syllabus?

  • The American Civil War
  • The French Revolution (correct)
  • The Bolshevik Revolution
  • The Opium Wars

Who is the primary author of the History class 10 ICSE textbook?

  • Bipan Chandra (correct)
  • Jawaharlal Nehru
  • Winston Churchill
  • John F. Kennedy

What is the molecular formula of ammonia gas?

<p>NH3 (D)</p> Signup and view all the answers

Which method is commonly used for the preparation of aqueous ammonia?

<p>Neutralization of ammonia gas with water (C)</p> Signup and view all the answers

What is the color of litmus paper when dipped in aqueous ammonia?

<p>Blue (B)</p> Signup and view all the answers

What is the role of copper oxide in the preparation of ammonia gas?

<p>It acts as a catalyst (A)</p> Signup and view all the answers

In the aqueous form preparation of ammonia, what is the purpose of dilute sulfuric acid?

<p>To neutralize the base formed (B)</p> Signup and view all the answers

What is the significance of temperature and pressure in the synthesis of ammonia gas?

<p>Higher temperature favors the reaction, while higher pressure increases yield (D)</p> Signup and view all the answers

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