Which of the following statements is correct regarding halogens?
- AThey are all diatomic and form monovalent ions.
- BThey all have the ability to exhibit various oxidation states.
- CThey are all diatomic and form divalent ions.
- DThey displace each other from the solution of their metal compounds.
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Similar Questions
Which of the following halogens exhibits metallic character?
Easy
View SolutionWhich of the following represents the correct order of acidic nature?
Medium
View SolutionWhich of the following statements regarding the properties of halogens are correct?
$(a)$ Due to small size and strong inter-electronic repulsion,the electron gain enthalpy of fluorine is less negative than that of chlorine.
$(b)$ Iodine has a different physical state and colour compared to other members of the group.
$(c)$ Fluorine does not show a positive oxidation state.
$(d)$ In $X_{2(g)} + H_2O(l) \rightarrow HX(aq) + HOX(aq)$ (where $X = Cl$ or $Br$).
$(a)$ Due to small size and strong inter-electronic repulsion,the electron gain enthalpy of fluorine is less negative than that of chlorine.
$(b)$ Iodine has a different physical state and colour compared to other members of the group.
$(c)$ Fluorine does not show a positive oxidation state.
$(d)$ In $X_{2(g)} + H_2O(l) \rightarrow HX(aq) + HOX(aq)$ (where $X = Cl$ or $Br$).
Medium
View SolutionOnly iodine forms hepta-fluoride $IF_7$,but chlorine and bromine give penta-fluorides. The reason for this is:
Iodine is not oxidized to iodic acid $(HIO_3)$ by which of the following?
Medium
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