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प्रश्न
Indicate whether the following statement is true or false:
Metals can be polished.
विकल्प
True
False
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उत्तर
True
APPEARS IN
संबंधित प्रश्न
Give one example for the following type of mixtures
solid-solid homogenous mixture.
Define mixture.
Fill in the blank
Chalk powder dissolved in water is an example of a Chalk powder dissolved in water is an example of a _________.
Name the technique that you use if only the solid component of a solution is required.
Name: a Metal Which is brittle
Define: Atom
Tick (√) the correct alternative from the choice given for the following statement.
All pure substances have
Represent with the help of a simple chart how matter is classified into pure or impure substances & further into elements, compounds & mixtures, with elements further segmented.
Differentiate between homogenous & heterogeneous mixtures.
Assertion: Air is a mixture of elements only.
Reason: Only nitrogen, oxygen and neon gases exist in air.
