Practice Reactivity Towards Hydrogen (7.2.4.3) - Chapter 7: The p-Block Elements

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6 sample questions

Question 1.
What is a hydride?
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Consider the definition related to hydrogen.
Question 2.
List two hydrides of group 15 elements.
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Think about the elements like nitrogen and phosphorus.
3Question 3.
Which hydride is the strongest base?
- NH₃
- PH₃
- BiH₃
- SbH₃
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Consider the hydrides listed in the group.
4Question 4.
True or False: Basicity of group 15 hydrides increases down the group.
- True
- False
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Think about the electron-donating properties.
Question 5.
Predict the behavior of NH₃ in an acid-base reaction compared to SbH₃. What influences their reactivity?
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Link this to the properties discussed earlier.
Question 6.
Analyze the stability of PH₃ and AsH₃ and predict which would show higher boiling point. Justify your reasoning.
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Consider the atomic sizes and corresponding effects on bonding.

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