Chemistry
Name the gas produced when:
(a) steam is passed over hot coke.
(b) chlorine is dissolved in water and exposed to sunlight.
(c) a piece of calcium is added to water.
(d) when fossil fuel is burnt.
Water
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Answer
(a) Water gas [CO + H2]
(b) Oxygen gas (O2)
(c) Hydrogen gas (H2)
(d) Carbon dioxide gas (CO2)
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