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प्रश्न
Select the correct answer from the choice given below.
An element which is a poor conductor of heat
पर्याय
copper
carbon
aluminum
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उत्तर
carbon
संबंधित प्रश्न
Fill in the blank
Chalk powder dissolved in water is an example of a Chalk powder dissolved in water is an example of a _________.
Match the columns.
| column A | column B |
|
1. to separate grain from chaff |
a. filtration |
| 2. to saparate sawdust from water | b. sedimentation and deeantation |
| 3. to separate iodine from sodium chloride | c. winnowing |
| 4. to separate iron fillings from sand | d.sublimation |
|
5. it is used to separate sand and water |
e maganetic separation |
|
|
f .handpicking |
Name the substance you will add to speed up sedimentation.
Tick (√) the correct alternative from the choice given for the following statement.
Brass and bronze are
Tick (√) the correct alternative from the choice given for the following statement
The most ductile metal.
Write the names of elements from the following symbol:
Ti
Select the correct answer from the choice given below to complete the sentence :
An example of a monoatomic molecule is ___________.
Elements are the______ form of pure substances.
Name the two elements which are derived from the country.
Elements contain the ______of the same kind.
