Chemistry, asked by sejalbarabde, 3 months ago

a solid ab has a rock salt structure if radius of cation a+ is 120 picometre what is the minimum value of radius of b - anion

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Answered by bannybannyavvari

Answer:

Solution : We know for the NaCl structure, for maximum of radius of B-, the ratio r+/r- should be minimum for octahedral voild i.e., 0.414. rArB=0.414⇒rB=rA0.414=1200.414=290

Explanation:

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a solid ab has a rock salt structure if radius of cation a+ is 120 picometre what is the minimum value of radius of b - anion​

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a solid ab has a rock salt structure if radius of cation a+ is 120 picometre what is the minimum value of radius of b - anion