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Both alkaline earth metals and their sal...

Both alkaline earth metals and their salts are diamagnetic in nature explain.

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UNITED BOOK HOUSE-MODEL QUESTION PAPER 8-EXERCISE
  1. Lithium forms monoxide while sodium forms peroxide in the presence of ...

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  2. Which alkali metal is used for making photoelectric cells?

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  3. Both alkaline earth metals and their salts are diamagnetic in nature e...

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  4. What happens when sodium peroxide dissolves in water.

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  5. Dipole moment of vinyl chloride (CH2 = CHCI) is less than ethyl chlori...

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  6. Arrange the following ions in order of increasing basicit :- CH3CH2, C...

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  7. Which of two : O2N < H2CH2O or CH3CH2O^(-) is more stable and why?

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  8. Give example of an ambident nucleophile.

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  9. A 0.l (M) solution of acetic acid is 1.34% ionised at 25^@C. Calculate...

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  10. consider the reaction aX2(g)+bY2(g)overset(rarr)(larr)XY(g) theat and ...

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  11. What will be the effect of addition of an inert gas in the following e...

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  12. Give example of an acidic and an alkaline buffer solution. Explain the...

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  13. What concept can justify that NH3 + BF3 rarr NH3 BF3 is an acid base ...

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  14. How will you convert :- Carbon dioxide into carbon monoxide and carbon...

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  15. Explain why N(CH)3)3 is more basic than N(SiH3)3.

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  16. What is thermit mixture? Mentain one use of it.

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  17. Convert acetylene into but-2-ene.

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  18. Identify ‘A’ in the figure:-

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  19. Identify ‘B’ in the figure:-

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  20. Do the following conversions :-

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