Question

hydrocarbon containing a triple bond used for welding purpose.identify the substance​

Answer 1

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Here is your answer,

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Acetylene is essential alkyne and the compound finds its use for many different purposes such as arc welding.

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Answer 2

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Here is your answer

Alkynes are unsaturated hydrocarbons containing a triple bond between two carbon atoms. ... Acetylene is essential alkyne and the compound finds its use for many different purposes such as arc welding.
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Acetylene in this example is present in the flame as oxyacetylene flame (mixing acetylene with oxygen).

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