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Question
Name a non-metallic element which is a liquid at ordinary temperatures
Solution
Bromine
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RELATED QUESTIONS
Complete the following by selecting the correct option from the choices given:
The metal whose oxide, which is amphoteric, is reduced to metal by carbon reduction ____________. (Fe/Mg/Pb/Al)
Give appropriate scientific reasons for Zinc oxide can be reduced to zinc metal by using
carbon, but aluminium oxide cannot be reduced by a reducing agent
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Iron (ll) oxide
Give equation for the following conversion: Aluminium to aluminium nitride.
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Name oxide of one metal which is reduced by (give equation): Reduction with heat alone
With reference to the reduction of copper (II) oxide , iron (II) oxide, lead (II) oxide and magnesium oxide; place the oxides in order of increasing ease of reduction.[i.e. first write the oxide that is most difficult to reduce and at last, the oxide, that is most easily reduced.]
Name the following :
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Answer the following question with respect by hydrogen :
Explain why powdered coke is sprinkled over than electrolytic mixture.
- A to F below relate to the source and extraction of either zinc or aluminium:
- Bauxite
- Coke
- Cryolite
- Froth floatation
- Sodium hydroxide solution
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- Write down the three letters each from the above list which are relevant to
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- Fill in the blanks using the most appropriate words from A to F.
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iii. Write the formula of cryolite.
