An element has 2 electrons in its N shell. (i) What is its atomic number? (ii) State its position in periodic table (iii) Is is metal or non-metal?
An element has 2 electrons in its N shell.
(i) What is its atomic number?
(ii) State its position in periodic table
(iii) Is is metal or non-metal?
(iv) State the name assigned to this group?
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(i) 30
(ii) It belongs to group 12 and fourth period.
(iii) It is a metal.
(iv) The name assigned to this group is IIB
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