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The element of IA group which combines d...

The element of IA group which combines directly with nitrogen is-

A

Li

B

Rb

C

Sr

D

Mg

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A
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AAKASH INSTITUTE-TEST 2-EXERCISE
  1. Hydroxide of which compound is insoluble in aqueous ammonia solution?

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  2. Pick out incorrect statement

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  3. The element of IA group which combines directly with nitrogen is-

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  4. The hybridisation state of central atom of phosphonic acid is

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  5. Which of the following compounds can be hydrolysed?

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  6. The compound which reacts with ozone to liberate oxygen is

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  7. Which is not an ore of copper?

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  8. Consider the following ores: Haematite, Magnetite, Siderite, Iron pyri...

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  9. Which is not self reducing throughout the metallurgical process?

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  10. When impurity in metal can easily be oxidised than metal itself, then ...

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  11. Which of the following can be extracted by thermite process?

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  12. Select the incorrect match.

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  13. Which of the following is most stable oxidation state of manganese?

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  14. Which of the following exhibits only one type of lattice structure?

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  15. Which of the following carbide is not possible with Lanthanides (Ln)?

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  16. Consider the following conversion CrO4^(-2) ⇋ Cr^(+3) find n factor...

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  17. Least acidic among following is

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  18. Potassium dichromate reacts with potassium iodide in acidic medium. Wh...

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  19. Which of the following does not have dπ - pπ bond?

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  20. Titration of KMnO4 in acidic medium is not satisfactory in presence of

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