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Select incorrect statement ?...

Select incorrect statement ?

A

Mellitic acid is benzene hexa - carboxylic acid

B

Pb reacts with HI to form `PbI_(4)`

C

Pb dissolves in acid as well as in base

D

Diamond is unreactive but graphite forms `(CF)_(n)` With `F_(2)`

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NARAYNA-14TH GROUP ELEMENTS-Level - V Single Answer Type
  1. Water glass is:

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  2. The phenomena 'etching' on glass is due to the formation of

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  3. The structure and hybridisation of Si in Si(CH(3))(4) is

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  4. Which of the following is used for the absorption of CO?

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  5. (COOH)(2) overset("heat") (to) x ("gas')+Y("gas")+Z("gas") Y and Z b...

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  6. Which of the following statement is correct ?

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  7. H(2)SO(4) is not used for preparation of CO(2) from marble chips becau...

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  8. On heating potassium ferrocyanide with concentrated sulphuric acid pro...

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  9. A silicate anion in a mineral is a linear chain of three silicate tetr...

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  10. is the compound which can remove both oxygen and nitrogen of the air w...

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  11. Select incorrect statement ?

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  12. C(60) (fullerene) has the shape of a soccer ball, consider the followi...

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  13. Which of the following occurs as a consequence of inert pair effect ? ...

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  14. In the following sub quenstions, choose the correct answer from among ...

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  15. K(4)[Fe(CN)(6)]+dil.H(2)SO(4) to "gas" (G(1)) K(4)[Fe(CN)(6)]+"conc"...

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  16. Which of the following is formed when CO is absorbed in cuprous chlori...

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  17. H(2)C(2)O(4)overset(triangle)to"gas"(A)+"gas"(B)+"liquid"(C). Gas(A) b...

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  18. Carborundum on heating with caustic soda in presence of air produces

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  19. The species present in solution when CO(2) is dissolved in water is/ar...

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  20. CaO+"Coke" overset(Delta)to A+B uarr, A overset(H(2)O)to D+Z uarr Th...

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