Question

How do the following properties change in a group and period;1.metallic character 2.electronegativity3.atomic size4.electron gain enthelapy....​

Answer 1

• In group (From top to bottom )
• (I) Metallic character "Increase"
• (II) Electronegativity "Decrease"
• (III) Atomic size "Increase"
• (IV) Electron gain enthalpy "Decrease"

• in period (From left to right )
• (I) metallic character "Decrease"
• (II) Electronegativity "Increase"
• (III) Atomic size " Decrease "
• (IV) Electron gain enthalpy "Increase"

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Answer 2

Answer:

In group (From top to bottom )

(I) Metallic character "Increase"

(II) Electronegativity "Decrease"

(III) Atomic size "Increase"

(IV) Electron gain enthalpy "Decrease"

In period (From left to right )

(I) metallic character "Decrease"

(II) Electronegativity "Increase"

(III) Atomic size " Decrease "

(IV) Electron gain enthalpy "Increase"

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