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In Borax bead test the coloured ions giv...

In Borax bead test the coloured ions give characteristic coloured beads due to formation of

A

metal borates

B

metal metaborates

C

metal phosphates

D

metal tetraborates

Text Solution

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The correct Answer is:
B
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GRB PUBLICATION-SALT ANALYSIS-B. Dry Tests/Colour/Solubility/Heating Effects
  1. Which solid is most soluble in water at 25^(@)C?

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  2. What is the characteristic colour of the flame test for potassium?

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  3. In Borax bead test the coloured ions give characteristic coloured bead...

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  4. A hydrated salt (x) gives golden yellow colour in flame test, given ba...

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  5. A,B, C and D are respectively:

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  6. If crimson flame is given when an inorganic mixture is tested by flame...

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  7. A brick red colour is imparted to Bunsen flame by a :

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  8. Which one of the following metal salts produced a blue coloured bead i...

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  9. Which one of the following cations will give a green coloured ash when...

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  10. What products are expected from the desproprtionation reactin of hypoc...

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  11. What is the colour of K^(+) through cobalt/double blue glass?

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  12. In the borax test of Co^(2+) , the blue colour of bead is due to the f...

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  13. Which of the following is not a preliminary test used to detect ions?

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  14. When copper nitrate is strongly heated, it is converted into

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  15. A chloride dissolves appreciably in cold water. When placed on platinu...

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  16. Which of the following does not give metal oxide on heating?

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  17. Which of the following metal bicarbonate will give metal oxide and CO(...

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  18. Which of the following metal nitrate will give metal and oxygen on hea...

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  19. Which of the following nitrate will give N(2)O on heating?

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  20. Which of the following ammonium salt will not give acid on heating?

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