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प्रश्न
State three reasons (of which at least one must be chemical) for believing that sulphur is a non-metal.
उत्तर
(i) Sulphur is not lustrous, which shows that it is a non-metal.
(ii) Sulphur is a non-sonorous material, which shows that it is a non-metal.
(iii) Sulphur reacts with oxygen to form sulphur dioxide that is acidic in nature. This shows that it is a non-metal.
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संबंधित प्रश्न
Give an example of a metal which is a poor conductor of heat.
Name the gas that is produced in the given case:
The reaction of ethanol and sodium.
Write ‘true’ or ‘false’ for the following statement
Sodium can be cut with a knife.
What is an amalgam? How does an amalgam different from an alloy?
Select from the following ist:
`Fe_2O_3, , NO, PbO, Mn_2O_7`
Neutral oxide ……………..
Name:
the most abundant metal and the most abundant non=metal
Identify the odd term.
Explain the following:
Metals like calcium and magnesium are never found in their free state in nature.
Identify who I am!
Metal in Liquid state- _______
Reason out
Mercury is the only metal that is liquid at room temperature.
