an element x has mass no. 35 and no. of neutrons is 18 . identify its period and group
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period 2 group 17 the element name is chlorine
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Mass no=35
no of neutrons=18
atomic number=no of protons=35-18=17
its electronic configuration will be
1s^2 2s^2 2p^6 3s^2 3p^5.
group=5+10=15,as configuration lasts in p-subshell
period=3,as electrons only arranged to 3 shells.
no of neutrons=18
atomic number=no of protons=35-18=17
its electronic configuration will be
1s^2 2s^2 2p^6 3s^2 3p^5.
group=5+10=15,as configuration lasts in p-subshell
period=3,as electrons only arranged to 3 shells.
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