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Practice QuestionsMCQ (Single Correct Answer)
1
Which of the following oxide is diamagnetic?
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2
The stability of dihalides of $$\mathrm{Si}, \mathrm{Ge}, \mathrm{Sn}$$ and decreases gradually in the sequence.
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3
Consider the following boron halides.
1. $$\mathrm{BF}_3$$
2. $$\mathrm{BCl}_3$$
3. $$\mathrm{BBr}_3$$
4. $$\mathrm{BI}_3$$
The Lewis acid characters of these halides are in the order of
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4
Which of the following oxides of group 16 has the highest boiling point?
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