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CBSE COMPLEMENTARY MATERIAL-The d- AND f-BLOCK ELEMENTS-SHORT ANSWER-II TYPE QUESTION
- Write any four differences between lanthanoids and actinoids. Lanth...
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- give reason for the following statement (a)separation of lanthanoid el...
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- (b) Transition metal exhibit higher enthalpies of atomization. Explain...
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- (c) Why do the transition metal have high enthalpy of hydration ?
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- (a) By using Hund’s rule derive the electronic configuration of Ce^(+3...
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- (b) Is lanthanum a f-block element ?
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- Account for the following : (a) Silver chloride dissolves in excess ...
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- Account for the following : (b) Cuprous chloride is diamagnetic whil...
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- Account for the following : In CrO(4)^(2-) ion , all the Cr-O bond...
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- The values in respect of electrodes of Cr, Mn and iron are : Cr^(+3...
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- Write any three properties of interstitial compounds.
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- Account for the following : (a) All Scandium salts are white.
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- Account for the following : (b) The Ist ionization energy of the 5d ...
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- Account for the following : (c) Ce^(+3) can be easily oxidized to Ce...
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- A green chromium compound (A) on fusion with alkali gives a yellow
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- A green chromium compound (B) which on acidification gives a orange c...
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- A green chromium compound (C). Identify A, B, C. Write equations for ...
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- When an oxide of Mn (A) is fused with KOH in the presence of an oxi...
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- When an oxide of Mn (B). Compound (B) disproportionate in neutral or...
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- When an oxide of Mn (C). Identify A, B, C.
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