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VIKRAM PUBLICATION ( ANDHRA PUBLICATION)-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-Important Questions
- In terms of period and group, where would you locate the element with ...
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- What are representative elements? Give their valence shell configurati...
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- Justify the position of f-block elements in the periodic table.
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- An element 'X' has atomic number 34. Give its position in the periodic...
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- What factors impart characteristic properties to the transition elemen...
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- How does atomic radius vary in a period and in a group? How do you exp...
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- Among N^(-3), O^(-2), F^(-), Na^(+), Mg^(+2) and Al^(+3) (a) What is...
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- Among N^(-3), O^(-2), F^(-), Na^(+), Mg^(+2) and Al^(+3) (b) Arrange...
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- What is the significance of the term isolated gaseous atom while defin...
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- Ionization enthalpy [IE1] of O is less than that of N - explain.
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- Which in each pair of elements has a more negative electron gain entha...
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- Which in each pair of elements has a more negative electron gain entha...
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- What is electronegativity? How is this useful in understanding the nat...
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- What is screening effect? How is it related to IE?
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- What is an amphoteric oxide? Give the formula of an amphoteric oxide f...
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- Name the most electronegative element. Is it also having the highest e...
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- What is diagonal relation? Give one pair of elements, that have this r...
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- Radii of iron atom and its ions follow Fe > Fe^(2+) > Fe^(3+) - explai...
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- IE(2) > IE(1) for a given element - why?
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- What is lanthanide contraction? Give one of its consequences.
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