Which of the following combination of gases is used for metal welding? i. Oxygen and ethyne, ii. Hydrogen and ethyne, iii. Hydrogen and oxygen, iv. Ethyne, hydrogen and oxygen.

a

i and ii

b

ii and iv

c

i and iii

d

ii and iv

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c

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Discussions (6)

Ikoifrancisusang
5 years ago

Oxyacetylene flame: oxygen and ethyne
Oxyhydrogen flame: oxygen and hydrogen
The duo are used in metal welding
nb: there isn't such thing as hydrogen and ethyne, we aren't performing an addition reaction. Please make necessary corrections!

Primus113
5 years ago

oxygen and hydrogen combines to form = *OXY-HYDROGEN FLAME*

oxygen and ethyne combines for form = *OXY-ETHYNE FLAME*

C✅✌️

absolute01
4 years ago

i thought there is oxy ethene flames used in welding metals pls correct

Solzzz
3 years ago

There is nothing like hydrogen and ethyne, its oxyhydrogen flame... Please rectify this

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