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Hydrogen - 1 - JEE MCQ


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30 Questions MCQ Test - Hydrogen - 1

Hydrogen - 1 for JEE 2024 is part of JEE preparation. The Hydrogen - 1 questions and answers have been prepared according to the JEE exam syllabus.The Hydrogen - 1 MCQs are made for JEE 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Hydrogen - 1 below.
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Hydrogen - 1 - Question 1


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Hydrogen - 1 - Question 26

H2O2 behaves as a bleaching agent because:

Detailed Solution for Hydrogen - 1 - Question 26

H2Obehaves as a bleaching agent because it breaks the chemical bonds of the chromophores

Hydrogen - 1 - Question 27

Stoichiometric compounds of dihydrogen are formed with

Detailed Solution for Hydrogen - 1 - Question 27

Stoichiometric compounds of hydrogen are formed with s-block elements. Only Group I elements form stoichiometric hydrides with Hydrogen as same as halides.

Hydrogen - 1 - Question 28

Consider the reactions

(A) H2O2 + 2HI → I2 +2H2
(B) HOCl + H2O2 → H3O + Cl - -  + O2

 Which of the following statements is correct about H2O2 with reference to these reactions? Hydrogen perioxide is ________.

Detailed Solution for Hydrogen - 1 - Question 28

H2O2 is an oxidizing agent in 1st reaction and Reducing agent in 2nd reaction.

Hydrogen - 1 - Question 29

How many hydrogen-bonded water molecule(s) are associated in  CuSO4 . 5H2O ?

Detailed Solution for Hydrogen - 1 - Question 29

In crystal structure of Copper sulphate pentahydrate there only 4 water molecule of hydration and one water molecule is associated with hydrogen bonding interaction.

Hydrogen - 1 - Question 30

Calculate the strength of 5 volume H2O2 solution.

Detailed Solution for Hydrogen - 1 - Question 30

Volume strength = 11.2 x M So M = 5/11.2 = 0.446 Strength (g/L ) = 0.446 x 34 = 15.17 g/L

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