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10-Classi. of elements & periodicity in props.

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How to prepare for Classification of elements & periodicity in props. for NEET
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patelrahul
patelrahul
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Because of lanthanoid contraction , which of the following pairs of elements have nearly same atomic radii ? (Numbers in the brackets are atomic numbe
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Chemistry.LiveDoubtClearing
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Does electronic configuration of elements change in periodic table or not ?
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Chemistry.LiveDoubtClearing
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How periodic elements are differ in electronic configuration ?
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Chemistry.LiveDoubtClearing
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Electronegativity values of which of the given element is lesser than 3?
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Chemistry.LiveDoubtClearing
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Explain periodic table?
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Chemistry.LiveDoubtClearing
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Q). Assume the first four ionization enthalpy values of an element are $284,412,656$ and $3210 \mathrm{~kJ} \mathrm{~mol}^{-1}$. The number of valence
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Chemistry.LiveDoubtClearing
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How to find mettalic radius?
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Chemistry.LiveDoubtClearing
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Explain modern and mendleev perioidic table in detail?
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Chemistry.LiveDoubtClearing
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The element $Z=114$ has been discovered recently. It will belong to which of the following family/group and electronic configuration?
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Chemistry.LiveDoubtClearing
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The IUPAC name of an element with atomic number 119 is
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Chemistry.LiveDoubtClearing
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Choose the incorrect order for acidic strength.
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LiveDoubtClearing
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In which of the following $z_{eff}$ increases by 0.65 :-
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LiveDoubtClearing
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Strength of H-bond and boiling point order is opposite for:-
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Premdeep Pal
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Arrange the ions given in the order of increasing effective nuclear charge :- $H^–, Be^{2+}, Li^+, B^{3+}$
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Chemistry.LiveDoubtClearing
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z effect in detail?
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LiveDoubtClearing2
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Why when shielding effect increases z effective decreases ?
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LiveDoubtClearing2
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Z effective relation with atomic size?
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