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प्रश्न
Name: a Metal Which is a Poor Conductor of Electricity.
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उत्तर
Tungsten
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संबंधित प्रश्न
Name: an Inert Gas
Give the symbols of: Carbon, calcium, copper, chlorine, cobalt, argon.
Mention three gaseous elements and write their molecular formulae
Fill in the blank
A metal which is a poor conductor of electricity is _______.
Tick (√) the correct alternative from the choice given for the following statement
A non-metal which is a good conductor of electricity.
Select the correct answer from the choice given below.
A group of atoms of elements
The diagram represents fractional distillation for the separation of mixtures. Answer the following :
- Can two immiscible liquids be separated by this process?
- Separation of liquids by this process is based on which physical property?
- If methyl alcohol & water are to be separated, which liquid would remain in flask ‘X’ after condensation.
- Give a reason for the above answer.
- State the purpose of the fractionating column in the apparatus.
Classify the following as metals, non-metals and metalloids.
Sodium, Bismuth, Silver, Nitrogen, Silicon, Carbon, Chlorine, Iron, Copper
Water contains _____ and _____ element.
Classify the substances given in Fig. 2.2 into elements and compounds
