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ICSE Class 10 Answered

Give reason in the same period or subgroup a gradual change in a particular property may be seen.
Asked by rai.tejaswi2002 | 28 Jan, 2018, 09:44: AM
answered-by-expert Expert Answer
There is a gradual change in particular property of elements in a period or subgroup as there is gradual change in atomic number.
Therfore number of valence elctrons, valence shells changes gradually, which causes a gradual change in properties of elements.
Answered by Varsha | 29 Jan, 2018, 11:46: AM

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