Smelting is the process of heating the o...

Smelting is the process of heating the ore with magnesium.

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Smelting is the extraction of a metal from its oxide ore by a process involving melting.

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CENGAGE CHEMISTRY ENGLISH-GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS-Exercise (True/False)

Smelting is the process of heating the ore with magnesium.
02:53
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Alkali metals are generally extracted by electrolysis of their ores.
03:17
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Levigation is generally employed for concentration of sulphide ores.
01:28
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Every mineral is an ore, but every ore is not a mineral.
04:07
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Slag is a product formed during smelting by combination of flux and im...
01:42
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Alkali metals can be obtained by chemical reduction of their compounds...
01:40
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Sylvine is an ore of potassium.
00:45
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Oxide ore are purified by levigation process.
02:35
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During electrorefining of a metal, impure metal is made anode.
02:46
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Highly pure metal can be obtained by zone refining
03:46
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Aluminium is the most abundant metal in the earth's crust.
02:08
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Reactive metals occur in native state.
03:02
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The process of calcination and roasting is carried out in reverberator...
03:41
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In calcination, ore is heated strongly in the absence of air
01:26
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Copper is found both in free as well as in combined state in nature.
03:02
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Below 1623 K, Al can reduce MgO to Mg, but above 1623 K, reverse is tr...
03:25
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Mond's process is used for purification of titanium.
01:40
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KCN forms soluble complex with silver glance.
03:30
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Zinc blende on roasting often gives Zn metal.
03:38
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Silver is extracted by hydrometallurgy.
03:27
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