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Radioactive alkali metal is ………. And its...

Radioactive alkali metal is ………. And its outer electronic configuration is …………. .

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To solve the question, we need to identify the radioactive alkali metal and its outer electronic configuration. Here’s the step-by-step solution: ### Step 1: Identify Alkali Metals Alkali metals are the elements found in Group 1 of the periodic table. The alkali metals include: - Lithium (Li) - Sodium (Na) - Potassium (K) - Rubidium (Rb) ...
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Knowledge Check

  • The alkali metals have an outer electronic configuration of

    A
    `ns^(2)`
    B
    `ns^(2)np^(2)`
    C
    `ns^(1)`
    D
    `ns^(2)np^(1)`.

  • The outer electronic configuration of copper is

    A
    `3d^(9)4s^(2)`
    B
    `3d^(10)4s^(1)`
    C
    `3d^(10)4s^(0)`
    D
    `3d^(10)4s^(2)`

  • The outer electronic configuration of chromium is

    A
    `4s^2 3d^5`
    B
    `4s^1 3d^5`
    C
    `4s^2 3d^4`
    D
    `4s^2 3d^6`