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Lithium resembles more than sodium....

Lithium resembles ___________ more than sodium.

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Magnesim
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Explore conceptually related problems

Sodium is ____________ electropositive than potassium.

Which of the following is/are correct statements? (A) The melting point of Lithium is more than that of sodium (B) The density of sodium is more than those of both Lithium and potassium (C) The melting point of caesium (CS) is lowest in Alkali group (D) Alkali metals have maximum atomic radius in their period

Which of the following is correct ? (i) Lithium is better reducing agent than sodium (ii) Sodium is better reducing agent than potassium (iii) Rubidium is better reducing agent than sodium (iv) The Rubidium is better reducing agent than lithium

Alkaline earth metal that resembles a aluminium more than its congeners is

Lithium resembles magnesium in some of its properties. Mention two such properties and given reasons for this resemblance.

Lithium resembles magnesium in some respects though placed in a different group.

Assertion (A): Lithium resembles magnesium diagonally placed in group 2. Reason (R ): The sizes of Li and Mg atoms and their ions are nearly the same.

Statement-1: Lithium's reaction with water is less vigorous than that of sodium. Statement-2: : Lithium has small size and very high hydration energy.

The melting point of sodium chloride is more than that of sodium. Justify.

Knowledge Check

  • Which of the following is correct ? (i) Lithium is better reducing agent than sodium (ii) Sodium is better reducing agent than potassium (iii) Rubidium is better reducing agent than sodium (iv) The Rubidium is better reducing agent than lithium

    A
    all are correct
    B
    I,ii & iv only
    C
    I,iii & iv only
    D
    I,ii & iii only

  • Alkaline earth metal that resembles a aluminium more than its congeners is

    A
    Be
    B
    Mg
    C
    Ca
    D
    Sr.

  • Assertion: Lithium resembles magnesium diagonally placed in next group. Reason: The size of Li^(+) and Mg^(2+) are different and their electropositive character is same.

    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 both assertion and reason are false.