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SHARAM PUBLICATION-D AND F BLOCK ELEMENTS-EXERCISE
- Why do transition elements exhibit variable oxidation states ?
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- Fill in the blanks : The first transition series starts with the eleme...
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- Fill in the blanks : The only metal which has a positive standard redu...
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- Fill in the blanks : The transition metals in which vacant spaces are ...
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- Fill in the blanks : f- block elements are known as ……………
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- Fill in the blanks :Philosopher's Wool is the name of the compound ………...
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- In 1st row transition series the highest oxidation number is shown by
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- Fill in the blanks :The reaction in which the same substance undergoes...
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- Name the metal present in haemoglobin
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- Fill in the blanks :The d- block elements are known as …………
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- Fill in the blanks :The catalyst used in Haber 's process of manufactu...
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- In the 1st row transition element , the metal that forms colourless co...
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- Which metal is commonly used for galvanising iron?
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- Fill in the blanks :The electronic configuration of Cu^+ is ……………..
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- Discuss the general characteristics properties of transition elements.
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- What are alloys ? Name two alloys.
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- Cu^+ is diamagnetic , but Cu^2+ is paramagnetic . Why ?
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- Why do transitional elements form complex compounds ?
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- Why are the salts of Zn, Cd and Hg are colourless.
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- Why Fe^2+ forms Fe^3+, but Mn^2+ does not form Mn^3+
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