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MODERN PUBLICATION-D-AND F-BLOCK ELEMENTS-EXERCISE
- Nessler's reagent is :
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- Calamine is :
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- Cinnabar is an ore of :
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- The colour of solution obtained by adding excess of KI in the solution...
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- From an aqueous solution of zinc sulphate , normal zinc carbonate may ...
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- The substance that sublimes on heating is :
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- Calamine is :
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- Mercury is transpored in metal containers made of :
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- Sulphide ore of zinc is concentrated by :
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- Which of the following ions is most stable in aqueous solution ?
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- Nessler's reagent is :
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- Rinman.s green is :
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- Ozone reacts with
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- Mercury forms amalgams with all except :
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- Which statement about group 12 elements is wrong ?
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- Which metal cation forms stronger complex salt ?
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- A metal gives two chlorides A and B. A gives black precipitate with...
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- Mercury is purified by :
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- The calomel present in an electrode is :
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- An element which is highly toxic for plants and animals is ?
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