Podcast
Questions and Answers
Which property is NOT characteristic of transition metals?
Which property is NOT characteristic of transition metals?
- Metallic lustre
- Low density (correct)
- High thermal conductivity
- Malleability
What trend is observed in atomic radii of transition elements within a period?
What trend is observed in atomic radii of transition elements within a period?
- Always increases
- Increases continuously
- Decreases till the middle and then becomes constant (correct)
- Remains constant throughout
What factor contributes to the irregular trend in the first ionization enthalpy of 3d metals?
What factor contributes to the irregular trend in the first ionization enthalpy of 3d metals?
- Metallic bonding
- Lanthanoid contraction
- Electronic configuration (correct)
- Atomic radii
Which statement is true about the ionic radii of transition elements?
Which statement is true about the ionic radii of transition elements?
What causes the regular lattice of positive ions in metallic bonding to be held together?
What causes the regular lattice of positive ions in metallic bonding to be held together?
Which property explains the development of electrode potential in transition metals?
Which property explains the development of electrode potential in transition metals?
Why do transition elements exhibit variable oxidation states?
Why do transition elements exhibit variable oxidation states?
Which type of substances have paired electrons only?
Which type of substances have paired electrons only?
What type of catalytic properties do iron, cobalt, nickel, platinum, chromium, and manganese exhibit?
What type of catalytic properties do iron, cobalt, nickel, platinum, chromium, and manganese exhibit?
Which property of transition elements causes the enthalpy of atomisation to first increase, reach a maximum, and then decrease regularly?
Which property of transition elements causes the enthalpy of atomisation to first increase, reach a maximum, and then decrease regularly?
How are the energies of ns and (n–1) d electrons related in transition elements?
How are the energies of ns and (n–1) d electrons related in transition elements?
What causes the irregular trend in the reduction potential values of transition metals?
What causes the irregular trend in the reduction potential values of transition metals?
Which type of substances have at least one unpaired electron and exhibit paramagnetism?
Which type of substances have at least one unpaired electron and exhibit paramagnetism?
What characteristic of transition metals allows them to act as catalysts for various chemical reactions?
What characteristic of transition metals allows them to act as catalysts for various chemical reactions?
What happens to the atomic radii of transition elements as the atomic number increases within a period?
What happens to the atomic radii of transition elements as the atomic number increases within a period?
How does the ionic radii of transition elements change with an increase in oxidation state?
How does the ionic radii of transition elements change with an increase in oxidation state?
What trend is observed in density of transition elements from left to right within a period?
What trend is observed in density of transition elements from left to right within a period?
What is responsible for the irregular trend in the first ionisation enthalpy of 3d metals?
What is responsible for the irregular trend in the first ionisation enthalpy of 3d metals?
In metallic bonding, transition metal atoms are held together by what?
In metallic bonding, transition metal atoms are held together by what?
