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Reaction of Metals with Water or Steam

Name the foll...

Question

Name the following:

(a) Two metals which give hydrogen with cold water.

(b) A metal which liberates hydrogen only when ste am is passed over red hot metal.

(c)The process in which oxygen is added or hydro gen is removed.

(d)A metallic oxide which can be reduced into metal by hydrogen.

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Solution

(a) Sodium (Na) and Potassium (K) give hydrogen with cold water.
(b) Iron
(c) Oxidation
(d) Copper oxide (CuO)

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Reaction of Metals with Water or Steam

Standard X Chemistry

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