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{:(,"Column - I",,"Column - II"),((A),"B...

`{:(,"Column - I",,"Column - II"),((A),"Boric acid",(P),Na_(2)[B_(4)O_(5)(OH)_(4)]),((B),"Kernite",(Q),K_(2)O.3Al_(2)O_(3).6SiO_(2).2H_(2)O),((C ),"Feldspar",(R ),Al_(2)O_(3).2SiO_(2).2H_(2)O),((D),"Mica",(S),KAlSi_(3)O_(8)),((E ),"Kadonite",(T),H_(3)BO_(3)),((F),"Diaspar",(U),Al_(2)O_(3)H_(2)O):}`

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Verified by Experts

The correct Answer is:
A-T; B-P; C-S; D-Q; E-R; F-U
(A) Boric acid - formula is `H_(3)BO_(3)`
(B) Kernite - formula is `Na_(2)[B_(4)O_(5)(OH)_(4)]`
(C ) Feldspar - formula is `Kal Si_(3)O_(8)`
(D) Mica - formula is `K_(2)O.3Al_(2)O_(3).6SiO_(2).2H_(2)O`
(E ) Kadonite - formula is `Al_(2)O_(3).2SiO_(2).2H_(2)O`
(F) Diaspar - formula is `Al_(2)O_(3)H_(2)O`
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{:(,"Column - I",,"Column - II"),((A),"Corundum",(P),Ca_(a)B_(6)O_(11).5H_(2)O),((B),"Cryolite",(Q),Al_(2)O_(3).2H_(2)O),((C ),"Potash alum",(R ),"Sodium aluminium fluoride"),((D),"Colemanite",(S),Al_(2)O_(3)),((E ),"Bauxite",(T),Na_(2)B_(4)O_(7).10H_(2)O),((F),"Borax",(U),K_(2)SO_(4).Al_(2)(SO_(4))_(3).24H_(2)O):}

K_(2)SO_(4).Al_(2)(SO_(4))_(3).24H_(2)O is

{:(,"Column - I",,"Column - II"),((A),H_(3)BO_(3),(P),"Hydrogen bonds"),((B),Na_(2)B_(4)O_(7),(Q),"Amphoteric"),((C ),Al_(2)O_(3),(R ),"Basic"),((D),"TIOH",(S),"Lewis acid"):}

K_2SO_4 . Al_2 (SO_4)_3. 24 H_2O is

{:("COLUMN-I","COLUMN-II"),((A)Na_(2)S_(2)O_(3),(p)NaCl),((B)Na_(2)S_(2)O_(3)+AgNO_(3),(q)Na_(3)[Ag(S_(2)O_(3))_(2)]),((C )Na_(2)S_(2)O_(3)+Cl_(2)+H_(2)O,(r )Na_(2)SO_(4)),((D)Na_(2)S_(2)O_(3)+I_(2),(s) Na_(2)S_(4)O_(6)):}

Match the following {:("List-I", "List-II"),((A)"felspar",(I)[Ag_(3)SbS_(3)]),((B)"Asbestos", (II)Al_(2)O_(3)H_(2)O),((C)"Pyragyrite",(III)MgSO_(4).H_(2)O),((D)"diaspore",(IV) KAlSi_(3)O_(8)),(,(V)CaMg(SiO_(3))_(4)):} The correct answer is

{:("COLUMN-I","COLUMN-II"),((A)"Oleum",(p)NO.HSO_(4)),((B)"Peroxy disulphuric acid",(q)H_(2)SO_(5)),((C )"Peroxy monosulphuric acid",(r )H_(2)S_(2)O_(8)),((D)"Chamber Crystals",(s)H_(2)SO_(4).xSO_(3)):}

{:("COLUMN-I","COLUMN-II"),("(Oxy-acid of S)","(Oxidation state of 'S'')"),((A)H_(2)SO_(3),(p)+2),((B)H_(2)S_(2)O_(6),(q)+3),((C )H_(2)S_(2)O_(3),(r )+4),((D)H_(2)S_(2)O_(4),(s) +5):}

Fe_(2)O_(3(s))+2Al_((s))rarr 2Fe_((s))+Al_(2)O_(3(s)) is a/an …………….

{:("LIST - 1","LIST - 2"),("A) "4NH_(3)+5O_(2)rarr,"1) "PbO+NO_(2)+O_(2)),("B) "P_(4)+3NaOH+3H_(2)Orarr,"2) "N_(2)O+H_(2)O),("C) "NH_(4)NO_(3)rarr,"3) "N_(2)O_(5)+H_(2)O),("D) "Pb(NO_(c))_(2)overset(Delta)rarr,"4) "4NO+6H_(2)O),(,"5) "3NaH_(2)PO_(2)+PH_(3)):} The correct match is

AAKASH SERIES-ELEMENTS OF BORON FAMILY-ADDITIONAL PRACTICE EXERCISE (PRACTICE SHEET (ADVANCED))
  1. Which of the following statement is correct ?

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  2. Al(2)(SO(4))(3)+NH(4)OH rarr X,X is

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  3. Among the following statements the correct are :

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  4. Which of the following statements are correct ?

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  5. Which of the following are incorrect statements ?

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  6. Borax is Na(2)B(4)O(7).10 H(2)O consider the following statements abou...

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  7. Which of the following acts as Lewis acid ?

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  8. Boran Nitride is not isoelectronic with ?

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  9. Which one of the following is hardest compound of the following.

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  10. Borax bead test is not given by

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  11. Which of the following pair contains with same structures.

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  12. Diborane is simplest and most familiar hydride of boton. Its chemical ...

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  13. Diborane is simplest and most familiar hydride of boton. Its chemical ...

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  14. The number of atoms involved in bridged bonds in one diborane molecule...

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  15. Group 13 of periodic table consists of boron or aluminium family. Boro...

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  16. Group 13 of periodic table consists of boron or aluminium family. Boro...

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  17. {:(,"Column - I",,"Column - II"),((A),"Boric acid",(P),Na(2)[B(4)O(5)(...

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  18. Number of moles of OH^(-) produced by dissolving 1 mole of B(OH)(3) in...

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  19. Number of tetrahydral boran atoms in peroxoborate.

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  20. Number of t 3c - 2e bonds (hydrogen bridges) in Be(BeH(4))(2) is

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