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$ Borax bead test is applicable to colou...

$ Borax bead test is applicable to coloured salts
! In borax bead test, coloured salts are decomposed to give coloured metal metaborates.

A

Both A and R are true and R is the correct explanation of A

B

Both A and R are true but R is not a correct explanation of A

C

A is true but R is false

D

A is false but R is true.

Text Solution

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R is correct explanation of A
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Statement-I: Borax bead test is applicable only to coloured salt. Statement-II: In borax bead test, voloured salts are decmosed to give coloured metal meta borates.

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DINESH PUBLICATION-PRINCIPLES RELATED TO PRACTICAL CHEMISTRY-Assertion and reason
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  2. $ PbCl(2) will give HCl in conc. H(2)SO(4) test. ! All chlorides rea...

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  3. $ ZnCO(3) will not give any gas when treated with conc. H2SO(4) ! CO...

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  4. $ CdS is yellow in colour ! Cd^(2+) salts are yellow in colour.

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  5. $ A brown gas which itensifies on adding cu-turnings in conc.H(2)SO(4)...

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  6. $ CuS is blue in colour. ! All Cu^(2+) salts are blue in colour.

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  7. $ Acidified K(2)Cr(2)O(7) is turned green when SO(2) is passed thorugh...

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  8. $ White ppt. of AgCl is soluble in NH(4)OH ! It is due to the format...

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  9. $ All soluble sulphides give white ppt. with BaCl(2) solution. ! BaS...

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  10. $ A solution of BiCl(3) in conc. HCl when diluted with water gives whi...

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  11. $ Borax bead test is applicable to coloured salts ! In borax bead t...

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  12. $ Phosphates are identified by the yellow precipitate obtained on addi...

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  13. $ Cu^(2+) and Cd^(2+) are separated by first adding KCN solution and t...

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  14. $ Oxalate gives whtie ppt. with calcium chloride in the presence of HC...

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  15. $ V group basic radicals are precipitated as their carbonates in prese...

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  16. $ Sb(III) is not precipitated as sulphide when in its alkaline solutio...

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  17. $ Addition of NH(4)OH to an aqueous solution of BaCl(2) in the presenc...

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