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प्रश्न
Name the property of one of the constituents which can be used to separate a mixture of salt and iodine
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उत्तर
Iodine’s property of sublimation can be used to separate the mixture of salt and iodine.
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संबंधित प्रश्न
Classify the following into elements, compounds and mixtures:
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- Soil
- Sugar solution
- Silver
- Calcium carbonate
- Tin
- Silicon
- Coal
- Air
- Soap
- Methane
- Carbon dioxide
- Blood
State two characteristics of matter demonstrated by Brownian motion.
Which of the following is a mixture ?
Salt, Air, Water, Alum, Sugar
Name one element, one compound and one mixture.
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State any two properties for believing that aluminium is a metal.
Name a metal which has a low melting point.
Which of the following are not compounds ?
Chlorine gas, Potassium chloride, Iron powder, Iron sulphide, Aluminium foil, Iodine vapour, Graphite, Carbon monoxide, Sulphur powder, Diamond
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- CO
- No
- NO
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In the following set of substances, one item does not belong to the set. Select this item and explain why it does not belong to the set :
Hydrogen, Oxygen, Steam, Chlorine
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Tincture of iodine is a mixture of two materials X and Y. The material Y has a property that its solid form can be converted directly into vapours on heating by a process called Z.
- What could X be ?
- What could Y be ?
- Name the process Z.
- Which process would you use to recover both the components X and Y from tincture of iodine ?
- Which process can be used to recover only component Y from tincture of iodine ?
Name the metals that are used in jewellery.
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