19 Questions
0 Views
3.6 Stars

Elements: Physical Properties

Test your knowledge on the physical properties of elements, including their metallic nature, malleability, ductility, thermal and electrical conductivity, atomic radii trends, and more.

Created by
@WelcomeGreekArt
1/19
Find out if you were right!
Create an account to continue playing and access all the benefits such as generating your own quizzes, flashcards and much more!
Quiz Team

Access to a Library of 520,000+ Quizzes & Flashcards

Explore diverse subjects like math, history, science, literature and more in our expanding catalog.

Questions and Answers

Which property is NOT characteristic of transition metals?

Low density

What trend is observed in atomic radii of transition elements within a period?

Decreases till the middle and then becomes constant

What factor contributes to the irregular trend in the first ionization enthalpy of 3d metals?

Electronic configuration

Which statement is true about the ionic radii of transition elements?

<p>Ionic radii decrease with increase in oxidation state</p> Signup and view all the answers

What causes the regular lattice of positive ions in metallic bonding to be held together?

<p>Cloud of free electrons</p> Signup and view all the answers

Which property explains the development of electrode potential in transition metals?

<p>Enthalpy of atomisation</p> Signup and view all the answers

Why do transition elements exhibit variable oxidation states?

<p>Since ns and (n–1) d electrons have similar energies</p> Signup and view all the answers

Which type of substances have paired electrons only?

<p>Diamagnetic</p> Signup and view all the answers

What type of catalytic properties do iron, cobalt, nickel, platinum, chromium, and manganese exhibit?

<p>They work as heterogeneous catalysts</p> Signup and view all the answers

Which property of transition elements causes the enthalpy of atomisation to first increase, reach a maximum, and then decrease regularly?

<p>Variable oxidation state</p> Signup and view all the answers

How are the energies of ns and (n–1) d electrons related in transition elements?

<p>The energies are exactly equal</p> Signup and view all the answers

What causes the irregular trend in the reduction potential values of transition metals?

<p>Ionization enthalpies</p> Signup and view all the answers

Which type of substances have at least one unpaired electron and exhibit paramagnetism?

<p>Paramagnetic substances</p> Signup and view all the answers

What characteristic of transition metals allows them to act as catalysts for various chemical reactions?

<p>Multiple oxidation states</p> Signup and view all the answers

What happens to the atomic radii of transition elements as the atomic number increases within a period?

<p>First decreases, then remains constant, and finally increases</p> Signup and view all the answers

How does the ionic radii of transition elements change with an increase in oxidation state?

<p>Decreases</p> Signup and view all the answers

What trend is observed in density of transition elements from left to right within a period?

<p>Increases</p> Signup and view all the answers

What is responsible for the irregular trend in the first ionisation enthalpy of 3d metals?

<p>Irregularity in electronic configuration of 4s and 3d orbitals</p> Signup and view all the answers

In metallic bonding, transition metal atoms are held together by what?

<p>A cloud of free electrons</p> Signup and view all the answers

Studying That Suits You

Use AI to generate personalized quizzes and flashcards to suit your learning preferences.

Quiz Team

More Quizzes Like This

Use Quizgecko on...
Browser
Browser