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CHHAYA PUBLICATION-D - AND F - BLOCK ELEMENTS -EXERCISE (SHORT ANSWER-TYPE QUESTIONS)
- What are transition elements ? Mention the characteristic properties o...
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- Explain the following - (a) Melting point of Fe is higher than that of...
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- E(Cr^(3+)|Cr^(2+))^(0)=-0.4V, E(Mn^(3+)|Mn^(2+))^(0)=+1.5V, E(Fe^(3+...
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- Cr is a solid metal while Hg is a liquid metal - give reasons.
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- Transition elements have higher enthalpies of atomisation. Why ?
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- For first row transition metals, E^(0) values are irregular - explain.
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- Actinoids exhibit more oxidation states than lanthanoids. Why ?
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- To calculate the magnetic moment of lanthanoid ions, both spin angular...
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- Why are + 3 oxidation states of gadolinium and lutetium stable ?
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- Why is the value of magnetic moment of actinoids less than that of lan...
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- Discuss three dissimilarities between lanthanoids and actinoids.
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- Why are transition elements having d^(1) - configuration unstable ?
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- Discuss the characteristic properties of the transition elements with ...
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- {:(,IE(1)+IE(2),IE(3)+IE(4)),("Element",(KJ.mol^(-1)),(KJ.mol^(-1))),(...
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