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Compare hydrogen with alkali metals on t...

Compare hydrogen with alkali metals on the basis of:
Ion formation

Text Solution

Verified by Experts

Hydrogen forms cation like alkali metals by losing an electron.
`H to H^(+) + e^(-)`
`Na to Na^(+) + e^(-)`
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The alkali metals

Knowledge Check

  • The alkali metals

    A
    form salt-like hydrides
    B
    form predominantly covalent salts
    C
    show decreased chemical reactivity with oxygen in going from Li to Cs
    D
    show increasing electronegativity form Li to Cs.

  • Alkali metals contain

    A
    7 valence electrons
    B
    1 valence electron
    C
    4 valence electrons
    D
    2 valence electrons.

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