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NaH(2)PO(4)overset(230^(@)C)(to)Na(3)(P(...

`NaH_(2)PO_(4)overset(230^(@)C)(to)Na_(3)(P_(3)O_(9))overset(638^(@)C)(to)(NaPO_(3))_(n)(to)D` (glossy solid)
Compound (D) is sodium hexametaphosphate which is known as

A

Bunsen's sakt

B

Graham salt

C

Reimann's salt

D

Werner's salt

Text Solution

Verified by Experts

The correct Answer is:
B
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MOTION-P-BLOCK ELEMENTS-Exercise - 1 Objective Problems | JEE Main
  1. CaO+CtoCaC(2)+CO overset(N(2))(to)A Compound A is used a/an

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  2. One mole of calcium phosphide on reaction with excess of water gives

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  3. NaH(2)PO(4)overset(230^(@)C)(to)Na(3)(P(3)O(9))overset(638^(@)C)(to)(N...

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  4. A sulphate of a metal (A) on heating evolves two gases (B) and ( C) an...

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  5. For artificial resperation x% of CO(2) is used with oxgen

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  6. The structures of O(3) and N(3)^(-) are:

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  7. When conc. H(2)SO(4) was teated with K(4)[Fe(CN)(6)], CO gas was evolv...

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  8. (A) +O(2)toX+Y+Z (Organic compound) Compound (A) is pure form does n...

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  9. An inorganic white crystalline compound (A) has a rock salt structrue ...

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  10. A gas which exists in three allotropic forms alpha,beta and gamma is :

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  11. There is no S-S bond in

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  12. Molecular shape of SF(4), CF(4) and XeF(4) are

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  13. Which is incorrectly matched?

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  14. When chlorine water is added to an aqueous solution of potassium halid...

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  15. The correct order of acid strength of oxyacids of chlorine is

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  16. Concentrated HNO(3) reacts with iodine to give:

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  17. Concentrated H(2)SO(4) cannot be used to prepare HBr from NaBr , becau...

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  18. When chlorine reacts with a gas X, an explosive inorganic compound Y i...

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  19. Which of the following is the correct order of acidic strength ?

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  20. First compound of inert gases was prepared by scientist Neil Barlett i...

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