a) Name the element which has twice as many electrons in its second shell as in the
first shell. Write its electronic configuration also.
b) Calcium, Magnesium and Strontium are kept in the same group of periodic table on
the basis of its chemical properties, Write those characteristics and also write which
element has the biggest size and why? R
be
Answers
Answered by
2
Answer:
a) carbon, c: 2,4
Explanation:
because carbon undergoes the octet rule and forms 4 covalent bonds with other atoms to get astable electronic configuration and carbon is also a tetravalent meaning it has the valency of 4
Similar questions