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प्रश्न
A kind of matter which can sublime is
विकल्प
water
plastic
milk
iodine
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उत्तर
iodine
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संबंधित प्रश्न
Liquids have definite volume but do not have definite shape.
Liquids have definite shape and definite volume.
Classify the following into elements, compounds and mixtures:
- Sodium
- Soil
- Sugar solution
- Silver
- Calcium carbonate
- Tin
- Silicon
- Coal
- Air
- Soap
- Methane
- Carbon dioxide
- Blood
Name the property which allows metals to be hammered into thin sheets.
Name the property which enables metals to be drawn into wires.
What is meant by saying that metals are malleable and ductile ?
The property/properties which enable copper metal to be used for making electric wires is/are :
Choose the correct answer.
A 5 per cent sugar solution means that :
Fill in the following blank :
A colloid is a ..............mixture and its components can be separated by the technique known as ...............
Name the different types of solutions. Give one example of each.
State whether the following statement are true or false :
Salt and water can be recovered from an aqueous salt solution by the process of evaporation.
Name the process you would use to separate a mixture of water and alcohol.
Fill in the following blanks with suitable words :
Miscible liquids are separated by .....................
How will you separate iron pins from sand ?
The technique which is used to separate particles of a solid suspended in a liquid quickly is called :
You are given a mixture of iodine in alcohol called tincture iodine. Which method will you use to recover both, iodine as well as alcohol, from this mixture ?
What difference in the properties of common salt and sand would enable you to separate a mixture of these two substances ?
A standard sheet of paper is about ______ of atoms thick
Liquids cannot be compressed and they have fixed volume.
