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CHETAN PUBLICATION-METALLURGY-(A) 5. STATE WHETHER THE FOLLOWING STATEMENTS ARE TREU OR FALSE, CORRECT THE FALSE STATEMENT.
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- Nitric acid is a stronge oxidizing agent.
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- How alkali metals react with water? Give an equation?
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- Why d- block elements are known as transition element ?
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- Generally the ionic compounds have high melting points.
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- In the process of Kalhaee' a metal is coated with Zinc to prevent it c...
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- True or False Non-metals are good conductors of heat and electricity.
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- Comb rubbed with hair electrons from the hair and become negatinvely ...
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- The most reactive metal.
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- Non-metals combine with oxygen to form basic oxides.
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- A mineral from which metal can be profitably extracted is called ……………
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- A magnetic needle is kept in a non-uniform magnetic field. It experien...
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- The process of separating gangue from the ores is called concentrati...
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- The process used for heating of carbonate ores.
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- The reactivity of metals increase down to reactivity series.
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- Electronic configuration of Aluminium is 2,8,2.
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- Substance used to decrease the melting point of alumina in Halls proce...
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- Electrolysis is the method used to obtain pure metals from impure meta...
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- The process of converting sulphite ores into oxides by heating strongl...
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