1.

(i)"Borax"""(a)Na_(2)B_(4)O_(7) (ii)"Prismatic form"""(b)Na_(2)B_(4)O_(7).5H_(2)O (iii)"Jeweller"""(c)Na_(2)B_(4)O_(7).10H_(2)O (iv)"Borax glass"""(x)[B_(4)O_(5)(OH)_(4)]^(2-)

Answer»


ANSWER :A::B::C::D


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