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Why are transition metal compounds colou...

 Why are transition metal compounds coloured ?

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What are transition metals ?

most of the transition metal compounds are paramagnetic. Why?

Explain colour of transition metal compounds based on crystal field splitting.

Why are transition elements so named ?

Why do transition metals from alloy ?

(a) Transition metals and their compounds are used as catalysts. Give two reasons (b) Write the outer electronic configuration of chromium (atomic No. = 24)

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Give reason 'transition metals generally form coloured compound'.

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OSWAAL PUBLICATION-Sample Paper 5-Exercise
  1. Why are transition metal compounds coloured ?

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  2. What happens to change in entropy when water is converted into ice ?

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  3. What is metallic bond?

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  4. How many moles of AgCl will be precipitated when an excess of AgNO(3) ...

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  5. What is secondary cell?

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  6. Give the IUPAC name of [Zn2 Fe (CN)6]

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  7. Name the end product (B) of the following reaction: CH3COO2 Caoverset ...

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  8. What is the reducing agent used in Clemmensen's reduction?

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  9. Give an example for a disaccharide that contains fructose units in ...

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  10. How many alpha - amino acid units are presents in a molecule of insuli...

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  11. What is an Electrolytic cell?

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  12. State and derive Ostwaid dilution law for a weak electrolyte.

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  13. Write any two differences between order and molecularity of a reaction...

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  14. WHat is lanthanide contraction? Write any one consequence of lanthanid...

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  15. What are vinyl and allyle alcohols? Give one example of each.

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  16. How test benzaldehyde react with a concentrated solution of sodium hyd...

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  17. What are antioxidants? Give an example.

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  18. What is a broad spectrum antibiotics? Give an example.

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  19. Describe parke's process of desilverisation of lead.

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  20. Explain the manufacture of ammonia by Haber's process.

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