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Why does calcium float on water?...

Why does calcium float on water?

Text Solution

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Calcium floats on water because hydrogen gas bubbles formed sticks to the surface of calcium.
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Knowledge Check

  • Why do calcium ions make water hard but sodium do not

    A
    calcium formus insoluble compounds with sterate ions present in soap
    B
    sodium forms insoluble compounds with streate ions present in soap
    C
    calcium forms soluble compound with streate calcium and sodium form insoluble compounds with streate ions present in soap
    D
    both calcium and sodium form insoluble compounds with streate ions present in soap

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