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Lithium compounds impart ........colour ...

Lithium compounds impart ........colour to the flame.

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Crimson red
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Why do alkaline earth metals and their compounds impart characteristic colours to the flame?

Barium salts impart _________colour to the flame.

A solution of a compound X in dilute HCl on treatment with a solution of BaCl_(2) gives a white precipitate of compound Y which is insoluble in conc. HNO_(3) and and conc. HCl . Compound X imparts golden yellow colour to the flame. underset(("immparts golden yellow colour"))(X("Solution in dilute HCl"))+BaCl_(2) to underset("White")(Y)underset("Conc. HCl")overset("Conc. "HNO_(3))to Insoluble What are compounds X and Y?

Be and Mg atoms do not impart colour to the flame.

Those elements impart colour to hte flame on heating in it, the atoms of which require low energy for the ionisation (i.e., absorb energy in the visible region of spectrum). The elements of which of the following groups will impart colour to the flame?

Which of the following salt does not impart colour to the flame?

Which one of the following pairs do not impart colour to the flame?

How many among the following imparts colour to the Bunsen flame, when flame test is carried out? Ba, Mg, Ca, Be, Na, Sr,L

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ICSE-THE PERIODIC TABLE -TOPIC 2 Studying Individual Groups (3 Marks Questions)
  1. What is nature of compounds formed when group 17 elements react with m...

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  2. State the nature of compounds formed when group 17 elements combine wi...

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  3. Why group 17 elements are highly reactive ?

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  4. Comment on the reactivity of group 17 elements.

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  5. Comment on the colour of group 17 elements.

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  6. Comment on the physical state of group 17 elements.

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  7. The table given below shows the position of element U, V, X, Y and Z ...

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  8. The table given below shows the position of element U, V, X, Y and Z ...

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  9. Name the method used for extraction of alkali metals

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  10. Name first three alkali metals

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  11. Lithium compounds impart ........colour to the flame.

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  12. Find the name of elements based on the electronic configuration : 2,8,...

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  13. Find the name of elements based on the electronic configuration : 2,8,...

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  14. Find the name of elements based on the electronic configuration : 2,8,...

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  15. Write one main characteristic of p-block elements or representative e...

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  16. Write one main characteristic of d-block elements or transition eleme...

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  17. Write one main characteristic of f-block elements or inner transition...

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  18. Which element has twice as many electrons in its second shell as in th...

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  19. Which element has 3 shells in total with eight electrons in its valen...

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  20. Name an element that has two shells each one of which is completely fi...

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