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What are supper heavy elements?...

What are supper heavy elements?

Text Solution

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The correct Answer is:
`Z gt 100`
Elements with `Z gt 100` have high densities and aer called super heavy elements.
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Knowledge Check

  • Statement-1 : In alpha -emission, the alpha -particle carries in heavy elements. and Statement-2 : In alpha -decay, the alpha -particle being lighter has more velocity.

    A
    Statement-1 is True, Statement-2 is True, Statement-2 is a correct explanation for Statement-15
    B
    Statement-1 is True, Statement-2 is True, Statement-2 is NOT a correct explanation for Statement-15
    C
    Statement-1 is True, Statement-2 is False.
    D
    Statement-1 is False, Statement-2 is True.

  • Electron capture occurs more often than positron emission in heavy elements. Heavy elements exhibit radioactivity.

    A
    If both assertion and reason are true and reason is the correct explanation of assertion.
    B
    If both assertion and reason are true but reason is not the correct explanation of assertion.
    C
    If assertion is true but reason is false
    D
    If assertion is false but reason is true.

  • Heavy metals are defined as elements with density

    A
    ` gt 5 g // mm^3`
    B
    ` lt 5 g // mm^3`
    C
    `gt 5g//cm^3`
    D
    `lt 5g//cm^3`

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    This section contains Assertion and Reason type questions. Each question has 4 choice (1), (2), (3) and (4), out of which only one is correct. Assertion (A) Electrons capture occurs more often than positron emission in heavy elements Reason *R ) Heavy elements exhibit radioactivity

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