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In general, the property (magnitudes only) that shows an opposite trend in comparison to other properties across a period is :
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Important Questions on Classification of Elements and Periodicity in Properties
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IMPORTANT
Which one of the following has largest ionic radius ?
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For and , the correct order of increasing ionic radii is:
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IMPORTANT
The correct order of atomic radii is:
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In comparison to boron, beryllium has:
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The electron of an element with an atomic number of enters the orbital:
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Given below are the oxides :
and Number of amphoteric oxides is :
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What is the correct oder of electron gain enthalpy of
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Which of the following is a metalloid?
