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प्रश्न
A kind of matter which can sublime is
पर्याय
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.
Name the terms for the particles of matter which may or may not have independent existence.
State two characteristics of matter demonstrated by Brownian motion.
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What are the two types of pure substances? Give one example of each type.
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What is the effect of temperature on the solubility of solids in liquids ?
What is meant by a solution?
Which one of the following is not a chemical change ?
Name the source from which nitrogen and oxygen are obtained on a large scale.
Describe the various steps involved in the separation of iodine, iron filings and salt from a mixture.
The given mixture contains three constituents A, B and C. The constituent A is a yellow coloured, solid element which dissolves in a liquid D. The constituent B is a blue coloured salt which is insoluble in liquid D but dissolves easily in another liquid E. The constitudent C is a liquid which is used in cooking food and forms a solid fat on hydrogenation.
(a) What do you think could (i) constituent A, and (ii) liquid D be ?
(b) What could (i) constituent B, and (ii) liquid E be ?
(c) What could liquid C be ?
(d) How will you separate the mixture containing A, B and C ?
Select the correct answer from A, B, C, D & E for the statement given below:
An atom or group of atoms _________ having a resultant charge.
Matter is made up of ______.
A standard sheet of paper is about ______ of atoms thick
Define the term matter.
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
