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

`{:(,"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):}`

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Verified by Experts

The correct Answer is:
A-S; B-R; C-U; D-P; E-Q; F-T
(A) Corundum `to Al_(2)O_(3)`
(B) Cryolite `to` sodium aluminium fluoride `(NaAlF_(6))`
(C ) Potash alum `to K_(2)SO_(4).Al_(2)(SO_(4))_(3).24H_(2)O`
(D) Colemanite `to Ca_(2)B_(6)O_(11).5H_(2)O`
(E ) Bauxite `to Al_(2)O_(3).2H_(2)O`
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K_(2)SO_(4).Al_(2)(SO_(4))_(3).24H_(2)O is

K_2SO_4 . Al_2 (SO_4)_3. 24 H_2O is

{:(,"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):}

{:(,"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"):}

{:("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"),((A)"Crown shape",(p)S_(2)Cl_(2)),((B)"Angular shape",(q)S_(8)" molecule"),((C )"Planar trigonal",(r )O_(3)" molecule"),((D) H_(2)O_(2)" like structure",(s) SO_(3)" molecule"):}

{:("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)):}

What is the mole coefficient of H_(2)SO_(4) in the balanced equation. K_(2)Cr_(2)O_(7) + FeSO_(4) + H_(2)SO_(4) rarr K_(2)SO_(4) + Fe_(2)(SO_(4))_(3) + Cr_(2)(SO_(4))_(3) + H_(2)O

In a double sulphate salt K_(2)SO_(4)Al_(2)(SO_(4))_(3)4xx xH_(2)O . The value of x is

{:("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):}

AAKASH SERIES-ELEMENTS OF BORON FAMILY-ADDITIONAL PRACTICE EXERCISE (LEVEL - II LECTURE SHEET (ADVANCED))
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  2. Thallous chlorie is more stable than thallic chloride because of

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  3. Element with gaint co - valent structure is

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  4. Which of the following is used in high temperature thermometry ?

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  5. The maximum co - valancy of aluminium is '6' where as that of boron is...

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  6. Which element reacts with acids as well as alkalies.

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  7. Which statements are correct. (1) I.P of 'Ga' is greater than 'Al'...

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  8. The electrical conductivity of aluminium is twice that of copper on th...

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  9. 'Al' and its alloy can be given shapes of

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  10. Which of the following minerals contain aluminium ?

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  11. Aluminium becomes passive in

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  12. The chief impurity not present in bauxite is

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  13. AlCl(3) is an electron deficient compound but AlF(3) is due to

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  14. Which of the following element donot form carbide

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

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  16. An inorganic compound (A) shows the following reactions. It is white s...

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  17. An inorganic compound (A) shows the following reactions. It is white s...

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  18. {:(,"Column - I",,"Column - II"),((A),"Corundum",(P),Ca(a)B(6)O(11).5H...

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  19. How many of the following show borax bead test B, Be, Mg, Cu, Fe, Cr, ...

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  20. Al[BH(4)](3) contains how many 3 centered -2e^(-) bonds.

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