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प्रश्न
Name the following:
The component of a naphthalene-sodium chloride mixture, which remains in the evaporating dish when heated together, covered with a funnel.
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उत्तर
Sodium chloride.
संबंधित प्रश्न
What is meant by a substance?
Which one of the following is most likely to exhibit Tyndall effect ?
Many indigestion mixtures are suspensions. What do the instructions written on the bottle of an indigestion mixture tell us before taking the mixture, and why ?
Three mixtures A, B and C are obtained by stirring three different solids in water taken in separate beakers. When mixture A is allowed to stand for some time, then its particles settle at the bottom of the beaker. When a beam of light is passed through mixture A in a dark room, the path of light becomes visible when observed from the side of the beaker. When mixture B is allowed to stand for a considerable time, even then its particles do not settle down. Mixture B, however, scatters the beam of light just like mixture A. The particles of mixture C do not settle down on keeping and it also does not scatter a beam of light passing through it.
What are the mixtures like A known as ?
What are the mixtures like B known as ?
What are the mixtures like C known as ?
Name the phenomenon exhibited by A and B which occurs on passing a beam of light through them.
Name one mixture each which is like (i) A (ii) B, and (iii) C.
Name the process you would use to separate a mixture of two miscible liquids (like acetone and water).
How will you separate a mixture of sodium chloride and sand ?
How will you separate a mixture of iron fillings and sulphur powder without using carbon disulphide ?
State whether the following statement is true or false. If false write – the correct statement.
Sodium chloride and water is an example of a mixture of elements and compounds.
Name the following
A black non-metallic component of the mixture gunpowder.
A mixture does not have a fixed ______.
