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AAKASH SERIES-VII GROUP ELEMENTS-OBJECTIVE EXERCISE -4
- (A) :Among hydrogen halides, hydrogen fluoride is least volatile. (R...
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- (A) HClO is stronger acid than HBrO (R ) Greater is the electronegat...
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- (A) : Fluorine is the best oxidising agent (R ) SRP is highest for F...
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- OF^(-) does not exist , though HOF is known (R ) HOF molecule does n...
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- (A) Halogens are coloured (R ) Colour is a characristic property of ...
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- (A) Bond energy of Cl(2) is less than that of F(2) (R ) Bond energy ...
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- (A) Hydration energy of iodide is highest among halides (R ) Greater...
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- (A) Highest atomicity of an interhalogen compound is 8 (R ) Highest ...
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- (A) Fluoride is oxidised by managanese dioxide (R ) Manganese dioxid...
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- (A) Iodine is dissolved well in aqueous KI solution (R ) Iodine form...
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- (A) Compared to Br(2),Icl is more reactive (R ) Br(2) is non -polar ...
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- (A) Chlorine dioxide is paramagnetic (R ) Chlorine dioxide molecule...
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- (A) F-F bond is stronger than Cl -Cl bond (R ) Atomic size of F is l...
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- (A) Perhalate ions are tetrahedral in shape (R ) Halogens underdo sp...
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- (A) Iodine is least basic whereas fluorine is most basic , among halog...
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- F(2) shows disproportionation reactions (R ) F(2) is the weakest oxi...
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- (A) The bleaching of flowers by chlorine is permanent while that by SO...
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- (A) Halogens have maximum negative electron gain enthalpy in the respe...
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- (A) Electron gain enthalpy of fluorine is less than chlorine but fluor...
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- (A) Iodine does not react with water (R ) Reaction of iodine with wa...
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