Chemistry Multiple Choice Questions Section A

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson
Download our mobile app to listen on the go
Get App

Questions and Answers

What is the correct decreasing order of basic strength for the three compounds given?

  • III > II > I (correct)
  • I > III > II
  • III > I > II
  • II > III > I

In corrosion prevention techniques, what is the major product of the given reaction?

  • \( C = O + CH_3MgI \)
  • \( P.T.O. \)
  • \( \text{CH}_3 \text{CN} \) (correct)
  • \( 56/C/1 \)

Which electrolyte is stronger based on the increase in molar conductivity after dilution?

  • X (correct)
  • Y
  • Both X and Y
  • None of the above

What type of isomerism is exhibited by the complexes [Co(NH3)5Br]SO4 and [Co(NH3)5SO4]Br?

<p>Optical (C)</p> Signup and view all the answers

What unit is used for the rate constant of a zero-order reaction?

<p>( s^{-1} ) (A)</p> Signup and view all the answers

Which compound shows the highest increase in molar conductivity after dilution?

<p>[Co(NH3)5Br]SO4 (C)</p> Signup and view all the answers

What is the energy of activation of the reaction given that log 2 = 0.30, log 4 = 0.60, and R = 8.314 J K^-1 mol^-1?

<p>10.38 kJ mol^-1 (A)</p> Signup and view all the answers

What is a common base found in both DNA and RNA?

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

Which vitamin deficiency leads to bone deformities in children?

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

Why do amino acids exhibit amphoteric behavior?

<p>Due to the presence of carboxyl and amino groups (A)</p> Signup and view all the answers

What happens when D-Glucose is treated with hydroxylamine?

<p>Formation of an oxime (D)</p> Signup and view all the answers

Which compound is used for corrosion prevention due to its ability to form a protective layer on metal surfaces?

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

Which compound is more acidic than phenol?

<p>o-nitrophenol (B)</p> Signup and view all the answers

What kind of reaction is a halogenated exchange reaction?

<p>R X + NaI (D)</p> Signup and view all the answers

What is the oxidation state of lanthanoids?

<p>+3 (A)</p> Signup and view all the answers

Which corrosion prevention technique involves the use of dry acetone and ZnCl2?

<p>$mol L^{-1} s^{-1}$ (B)</p> Signup and view all the answers

In which order should complex compounds be arranged based on stability?

<p>$III &gt; II &gt; I$ (D)</p> Signup and view all the answers

How does reducing the concentration of a reactant to half affect a second-order reaction's rate?

<p>Reduces it by 2 times (B)</p> Signup and view all the answers

Flashcards are hidden until you start studying

Use Quizgecko on...
Browser
Browser