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MODERN PUBLICATION-D-AND F-BLOCK ELEMENTS-EXERCISE
- Near the top of a blast furnace employed for the extrction of iron the...
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- Which of the following oxides of chromium is amphoteric in nature ?
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- Which of the following is not an alloy of copper?
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- In the netallurgy of iron , when limestone is added to the blast furna...
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- Which of the following transition metals show the maximum oxidation st...
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- the colour of the transition metal or its ion is due to
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- Zinc oxide is :
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- What happens when NH(4)OH solution is added dropwise to copper sulphat...
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- Blue vitriol is:
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- The properties of cast iron , wrought iron and steel are different bec...
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- A hard and resistant alloy generally used in tip of nib of pen is :
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- Which occurs in nature in free state ?
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- The general electronic configuration of transition elements is
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- Transition elements are good conductor of current because :
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- Iron is :
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- Transition elements are coloured due to:
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- A transition element X has the configuration [Ar]d^(4) in its +3 oxida...
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- Elements of group 11 and 12 are:
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- Formation of intertitial compounds make the transition metal :
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- Give IUPAC names of the following compounds [Ag(NH(3))(2)]^(+),[Cu(N...
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