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प्रश्न
Name two physical properties of carbon in which it's behaviour is not as expected from it's classification as non-metal.
उत्तर
Non-metals are generally soft. But carbon in the form of diamond is extremely hard.
Non-metals are generally non-lustrous. But carbon in the form of diamond is a lustrous (shiny) substance.
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संबंधित प्रश्न
For the electro-refining of copper: What is the cathode made up of?
Distinguish between an ore and a metallic compound.
Identify the odd term.
Which metal occurs as a halide also gives the name of their respective ore.
A metallic oxide which cannot be reduced by normal reducing agents:
Give a reason why – properties of metals are related to their activity or reactivity series of metals. Explain the same with reference to potassium and iron in the series.
Complete the statement given below, by filling in the blank with the correct word:
A non-metal which allows an electric current to pass through it ______.
Write the name.
The reagent which dissolves noble metals.
Which of the following non-metal is lustrous?
