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MBD PUBLICATION-SOME P-BLOCK ELEMENTS-QUESTION BANK
- On adding ammonium hydroxide solution to aqueous solution of Al2(SO4)3...
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- Aluminium becomes passive in nitric acid because it :
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- Al reduces most of the metallic oxides due to its greater affinity for...
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- Al dissolves in molten NaOH with the formation of :
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- Aluminium is mainly extracted from :
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- Which is not a mineral of aluminium:
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- Thermite a mixture used for welding is :
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- Alumino-thermy is a process involving :
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- Thallium shows different oxidation states because :
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- Which statement is correct ?
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- Alum is used by dyer of cloth :
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- Stable compounds in +1 oxidation state ore formed by :
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- Which metal powder if spread in air, becomes hazardous?
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- In the aluminothermic process, aluminium acts as:
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- Chemically borax is :
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- Chief ore of Al is :
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- Alum is not used :
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- Aluminium is obtained by :
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- The cryolite is :
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- The dissolution of Al(OH)3 by a solution of NaOH results in the format...
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