1. Explain the following sentence:-
Hydrogen has a distinct location in the periodic table?
2. Explain the reason of trivalence and monovalence in the group elements III
3. What is the most oxidation state for carbon (C) and tin (SN), and why there are differences?
4. Give equations of halogen acid preparation HBr, HCl, HF in aqueous solutions, and why the acid HF is weak comparing it with HI in the water
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Answer:
1)hydrogen has characters similar to that of alkali metals and halogens.
4)HF has high electonegative difference
Explanation:
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