Podcast
Questions and Answers
Which element hardly forms any compound in –3 oxidation state?
Which element hardly forms any compound in –3 oxidation state?
- Phosphorus
- Arsenic
- Bismuth (correct)
- Nitrogen
What is the only well-characterized Bi (V) compound mentioned in the text?
What is the only well-characterized Bi (V) compound mentioned in the text?
- Bi2S3
- BiF5 (correct)
- BiCl3
- Bi2O3
Which element's stability of +5 oxidation state decreases down the group?
Which element's stability of +5 oxidation state decreases down the group?
- Bismuth (correct)
- Phosphorus
- Arsenic
- Nitrogen
In acid solution, which element's oxidation states from +1 to +4 tend to disproportionate?
In acid solution, which element's oxidation states from +1 to +4 tend to disproportionate?
Which element is restricted to a maximum covalency of 4 since only four orbitals are available for bonding?
Which element is restricted to a maximum covalency of 4 since only four orbitals are available for bonding?
Which heavier elements have vacant d orbitals in the outermost shell which can be used for bonding and hence, expand their covalence?
Which heavier elements have vacant d orbitals in the outermost shell which can be used for bonding and hence, expand their covalence?
Which element's +3 oxidation state becomes increasingly stable with respect to disproportionation?
Which element's +3 oxidation state becomes increasingly stable with respect to disproportionation?
Which element nearly all intermediate oxidation states disproportionate into +5 and –3 both in alkali and acid?
Which element nearly all intermediate oxidation states disproportionate into +5 and –3 both in alkali and acid?
Which element's tendency to exhibit –3 oxidation state decreases down the group due to increase in size and metallic character?
Which element's tendency to exhibit –3 oxidation state decreases down the group due to increase in size and metallic character?
In the case of which element do nearly all intermediate oxidation states disproportionate into +5 and –3 both in alkali and acid?
In the case of which element do nearly all intermediate oxidation states disproportionate into +5 and –3 both in alkali and acid?
Which element is restricted to a maximum covalency of 4 since only four orbitals are available for bonding?
Which element is restricted to a maximum covalency of 4 since only four orbitals are available for bonding?
Which element's stability of +5 oxidation state decreases down the group?
Which element's stability of +5 oxidation state decreases down the group?
Which element's +3 oxidation state becomes increasingly stable with respect to disproportionation?
Which element's +3 oxidation state becomes increasingly stable with respect to disproportionation?
What is the only well-characterized compound mentioned in the text for Bi (V)?
What is the only well-characterized compound mentioned in the text for Bi (V)?
In acid solution, which element's oxidation states from +1 to +4 tend to disproportionate?
In acid solution, which element's oxidation states from +1 to +4 tend to disproportionate?
Which heavier element has vacant d orbitals in the outermost shell which can be used for bonding and hence, expand its covalence?
Which heavier element has vacant d orbitals in the outermost shell which can be used for bonding and hence, expand its covalence?
