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प्रश्न
Complete flow chart given below.
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उत्तर
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संबंधित प्रश्न
Give the importance of the following for living beings:
Nitrogen
brown powder deposit on iron?
Metal A has an electronic configuration of 2, 8, 1 and metal B has 2, 8, 8, 2 which is a more reactive metal.
Give the effect of heat on their: nitrates
Explain the following term:
Gangue
`Ag2O`
................................
`Cu (OH)2`
................................
Which metal is used for:
making pipes, buckets, water tanks,
Which metal is used for:
lithographic plates for printing
What is magnalium? Name the main elements present in it? Write its one use ?
A compound that is added to lower the fusion temperature of the electrolytic bath in the extraction of aluminium.
Right or wrong sentence.
Cassiterite is a copper metal.
Observe the figure and name and explain in brief the following method:
Explain the smelting process.
Zirconium is refined by ____________.
Which of the following methods is used to separate wolframite and stannic oxide present in cassiterite?
Which of following metals occurs in native state?
In leaching of alumina from bauxite by Bayer's process, then ore is treated with ______.
Calcination is used in metallurgy for the removal of?
