Question

explain diagonal relationship of li and mg​

Answer 1

Answer:

A Diagonal Relationshipis said to exist between certain pairs ofdiagonally adjacent elements in the second and third periods of the periodic table. These pairs (Li & Mg, Be & Al, B & Si etc.) ... Such a relationship occurs because crossing and descending the periodic table have opposing effects.

Explanation:

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Answer 2

Answer:

Litium and magnesium diagnol relation ship :

• both form chlorides and bromides that hydrolysed slowly and are soluble in ethanol
• both form colourless or slightly coloured crystalline nitrides
• both burn in air to give the monoxide only
• both form carbonates that decompose on heating
• both Lithium and magnesium are harder and lighter than other element in the respective group
• oxides of Lithium and magnesium do not combine with excess of oxygen to form only superoxide

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