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Questions and Answers
Which of the following statements about the oxidation states of p-block elements is correct?
Which of the following statements about the oxidation states of p-block elements is correct?
- The oxidation state two units greater than the group oxidation state is more stable for all elements in a group.
- The group oxidation state is always the most stable for all elements in a group.
- For heavier elements in a group, the oxidation state two units less than the group oxidation state is more stable. (correct)
- For lighter elements in a group, the group oxidation state is the most stable.
What is the reason attributed to the occurrence of oxidation states two units less than the group oxidation state?
What is the reason attributed to the occurrence of oxidation states two units less than the group oxidation state?
- The presence of d-orbitals in the valence shell
- The inert pair effect (correct)
- The high electronegativity of the elements
- The small atomic radii of the elements
Which of the following factors contributes to the interesting chemistry of p-block elements?
Which of the following factors contributes to the interesting chemistry of p-block elements?
- The influence of d and f electrons in the inner core of the lighter elements
- The presence of only s and p electrons in the valence shell
- The influence of d and f electrons in the inner core of the heavier elements (correct)
- The absence of d and f electrons in the inner core of all elements
Which of the following properties of p-block elements is influenced by the presence of d and f electrons in the inner core of the heavier elements?
Which of the following properties of p-block elements is influenced by the presence of d and f electrons in the inner core of the heavier elements?
Which of the following elements is known for its ability to form covalent bonds and form allotropic forms?
Which of the following elements is known for its ability to form covalent bonds and form allotropic forms?
Which of the following statements about the chemistry of boron is correct?
Which of the following statements about the chemistry of boron is correct?
Which of the following elements is known for its ability to form $\pi$ bonds?
Which of the following elements is known for its ability to form $\pi$ bonds?
Which of the following statements about the atomic radii of group elements is correct?
Which of the following statements about the atomic radii of group elements is correct?
Which of the following elements is known for its ability to form covalent bonds and exhibit anomalous behavior?
Which of the following elements is known for its ability to form covalent bonds and exhibit anomalous behavior?
Which of the following statements about the chemistry of silicon is correct?
Which of the following statements about the chemistry of silicon is correct?
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