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Both Be and Al become passive on reactio...

Both Be and Al become passive on reaction with conc. nitric acid due to-

A

The non-reactive nature of the metal

B

The non-reactive nature of the acid

C

The formation of an inert layer of oxide on the surface of the metals

D

Formation of active layer of oxide on the surface of metals

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VMC MODULES ENGLISH-13-14 HYDROGEN & S-BLOCK ELEMENT-Level 2
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  4. The volume strength of 10 NH(2)O(2) is :

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  5. Give the correct order of initials T or F for following statements. Us...

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  6. The wire of flash bulb is made of :

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  7. Which of the following is pearl ash ?

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  8. Industrially H(2)O(2) is obtained from :

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  9. Both Be and Al become passive on reaction with conc. nitric acid due t...

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  10. In polymeric (BeCl(2))(n), there are:

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  11. The following are some statements related to II group metals I. The ...

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  12. In bleaching powder, the oxidation states of chlorine are :

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  13. False statement about Na(2)CO(3).10H(2)O is

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  14. Identify the false statement :

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  17. White phosphorous is heated with sodium hydroxide the products formed ...

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  18. Stability of nitrides of II group elements is in order :

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  19. The maximum covalency of Be and Mg respectively :

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