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USHA PUBLICATION-D- AND F_BLOCK ELEMENT & CO-ORDINATION COMPOUND -EXERCISE
- What are the transition elements?
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- Discuss the general characteristics properties of transition elements.
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- Write short notes on : Werner's theory of co-ordination compounds.
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- Write short notes on : Structural isomerism in co-ordination compounds...
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- Why does copper not liberate H2 gas from dilute mineral acid ?
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- Explain why Fe^(3+) ion is more stable than Fe^(2+) ion in aqueous sol...
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- How does iron react with dilute nitric acid ?
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- Why are Zn^(2+) salts white, while Cu^(2+) salts blue ?
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- What is spectrochemical series ?
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- Explain the difference between weak field ligand and strong field liga...
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- What is crystal field splitting ?
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- Purest form of iron is called as
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- Iron becomes passive on treatment with
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- Bauxite ore mainly containing silica impurity is purified by
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- The no. of unpaired electrons in Fe^(3+) ion (Z=26) is
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- [Co(NH3)5Br]Cl and [Co(NH3)5Cl]Br are related as-
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- The composition of calamine is .
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- Malachite is the ore of .
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- During extraction of Al from bauxite is added to lower the melting po...
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- In K4[Fe(CN)6] , effective atomic number of iron is .
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