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MBD PUBLICATION-p-BLOCK ELEMENTS-QUESTION BANK
- What happens when H2S passed through FeCl3 solution ?
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- Write the valency shell electronic configuration of VIIA elements.
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- Halogens do not occur free in nature. Explain.
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- How physical state of halogen changes with increase in atomic number ?
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- Write colours of all the halogen gases.
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- Write the bond length of HCl.
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- HCl is weaker than HI. Explain.
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- Which gas is produced when NaCl is heated with conc. H2SO4 ?
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- What happens when chlorine gas is passed through cold caustic soda ?
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- Which of the halogen forms the weakest hydracids ?
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- Which halogen is solid at the room temperature ?
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- HI is an oxidising or reducing agent ?
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- Fluorine is a strong oxidising agent because :
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- Arrange the halogen family in their decreasing order of electronegativ...
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- Write the equation for Cl2 which is bubbled through a solution of ferr...
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- What happens when Cl2 gas is passed into aqueous solution of KOH ?
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- In halogen family which element forms strongest hydrogen bonds ?
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- How will you prepare Cl2 from NaCl ?
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- Arrange the following in the order of property indicated for set. HF...
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- Write two uses of potassium chlorate.
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