Fill in the blanks.
1. Sulphur dioxide reacts with water forming
2.
is a metal that catches fire on being exposed to air.
3. All materials around us can be classified into
and
4. Non-metals are generally
in nature.
5.
does not react with concentrated hydrochloric acid.
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Sulphur dioxide can dissolve in water to form Sulfurous acid(H2SO3). sulphurous acid is weackly dibasic acid. sulphur dioxide is a major component of acid rain since it mixes with vapour in the atmosphere reacting to produce H2So4 .
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