H 3 BO 3 T 1- X T 2- Y red hot - B 2 O 3If T 1- T 2- then- X and Y respectively areA- X - Tetraboric acid and Y - BoraxB- X - Metaboric acid and Y - Tetraboric acidC- X - Tetraboric acid and Y - Metaboric acidD- X - Borax and Y - Metaboric acid

The correct option is B X = Metaboric acid and Y = Tetraboric acid nbsp;H_3BO_3 Metaboric acidHBO_2 Tetraboric acidH_2B_4O_7 Boric anhydrideB_2O_3 ...

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Byju's Answer

Standard XII

Chemistry

Anamolous Behaviour of Boron

H 3 BO 3 T 1⟶...

Question

$H_{3} B O_{3} T_{1} - - \to X T_{2} - - \to Y red hot - ---- \to B_{2} O_{3}$
If $T_{1} < T_{2},$ then, X and Y respectively are

X = Metaboric acid and Y = Tetraboric acid

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X = Tetraboric acid and Y = Metaboric acid

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X = Borax and Y = Metaboric acid

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X = Tetraboric acid and Y = Borax

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Solution

The correct option is A X = Metaboric acid and Y = Tetraboric acid
$H_{3} B O_{3} 100^{o} C - --- \to - H_{2} O H B O_{2} M e t a b o r i c a c i d 160^{o} C - --- \to - H_{2} O H_{2} B_{4} O_{7} Tetraboric acid R e d H o t - --- \to - H_{2} O B_{2} O_{3} Boric anhydride$

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Similar questions

$H_{3} B O_{3}_{1} \times_{2} Y R e d h o t ⟶ B_{2} O_{3}$

If $T_{1}$ $<$ $T_{2}$ then X and Y respectively are

$H_{3} B O_{3}_{1} \times_{2} Y R e d h o t ⟶ B_{2} O_{3}$

If $T_{1}$ $<$ $T_{2}$ then X and Y respectively are

H_{3} B O_{3}_{1} X_{2} Y r e d h o t \to B_{2} O_{2}

T_{1} < T_{2}

then X and Y respectively are-

Q. Orthoboric acid

(H_{3} B O_{3})

and metaboric acid

(H B O_{2})

differ in respect of

Q. Which represents metaboric acid?

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H3BO3 T1 −−→X T2 −−→Y red hot −−−−−→B2O3 If T1<T2, then, X and Y respectively are

The correct option is A X = Metaboric acid and Y = Tetraboric acid H3BO3100oC−−−−→−H2O HBO2Metaboric acid 160oC−−−−→−H2O H2B4O7Tetraboric acid RedHot−−−−→−H2O B2O3Boric anhydride

$H_{3} B O_{3} T_{1} - - \to X T_{2} - - \to Y red hot - ---- \to B_{2} O_{3}$
If $T_{1} < T_{2},$ then, X and Y respectively are

The correct option is A X = Metaboric acid and Y = Tetraboric acid
$H_{3} B O_{3} 100^{o} C - --- \to - H_{2} O H B O_{2} M e t a b o r i c a c i d 160^{o} C - --- \to - H_{2} O H_{2} B_{4} O_{7} Tetraboric acid R e d H o t - --- \to - H_{2} O B_{2} O_{3} Boric anhydride$