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Be and AI resemble in...

Be and AI resemble in

A

both become passive on reaction with `HNO_(3)` due to formation of oxide layer

B

their chlorides are Lewis acids

C

chlorides exist in polymeric form

D

hydroxides are soluble in alkali as well as in acid

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The correct Answer is:
A, B, C, D
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FIITJEE-PREPARATION AND PROPERTIES OF COMPOUNDS AND GENERAL DISCUSSION OF S-AND P-BLOCK ELEMENTS-ASSIGNMENT PROBLEMS (OBJECTIVE)(MCQ)LEVEL-II
  1. In the electrolysis of alumina, cryolite is added to

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  2. Alkali metal hydrides react with water to give

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  3. Which of the following pairs of elements will give superoxides and per...

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  4. In alkali metals family caesium should be

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  5. Highly pure dilute solution of sodium in liquid ammonia

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  6. Carbon dioxide is isostructural with which of the following ?

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  7. Which of the following statement(s) is/are true?

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  8. Graphite is a

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  9. Heating of oxalic acid with conc. H(2)SO(4) evolves

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  10. Nitrogen can combine directly at higher temperatures to give nitrides ...

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  11. Which is/are true statement(s)?

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  12. The metal(s) soluble in aqua regia is (are)

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  13. Which of the following statements are correct?

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  14. Be and AI resemble in

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  15. The catalysts which can be used in the manufacture of H2SO4 are

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  16. Which is incorrect representation of the dithionate ion structure?

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  17. Ammonia, on reaction with hypochlorite anion, can form

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  18. Boron readily dissolves in

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  19. When zeolite, which is hydrated sodium aluminium silicate, is treated ...

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  20. A commonly used talcum powder contains 20% NaAl(SO(4))(2), 30% NaHCO(3...

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