a metal which sinks in water forming an alkali solution and does not catch fire
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Answer:
rubidium it is
Explanation:
rubidium it is
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Answer:
all of group 1 element Li ,Na, K, Rb and Ce react vigorously or even explosively with cold water.
Explanation:
in each case the aq metal hydroxide and hydrogen gas are produced as show
2X(s)+2H2O(l)===2XOH(aq)+H2(g)
Where X is any group 1 metal. in each of the following description , very small portion of the metal is dropped in to a large container of water.
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