The valency of an element whose electronic configuration is 2, 8, 3.
Answers
Answer:
Aluminium
Aluminium is an element with valency is 3 having the electronic configruration is 2, 8, 3.Aug 16, 2018
Explanation:
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The electronic configuration of an element x is :
K L M
2 8 6
a) What is the group no. element x in the periodic table?
b) What is the period no. of element x is the period table ?
c) What is the number of valence electrons in an atom of x ?
d) What is the valency of x ?
e) Is the element x, a metal or a non-metal ?
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Structure of Atom
Filling of Orbitals in Atom
The electronic configuratio...
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Asked on December 20, 2019 byBhavin Madan
The electronic configuration of an element x is :
K L M
2 8 6
a) What is the group no. element x in the periodic table?
b) What is the period no. of element x is the period table ?
c) What is the number of valence electrons in an atom of x ?
d) What is the valency of x ?
e) Is the element x, a metal or a non-metal ?
ANSWER
(a) Since, it has 6 valence electrons, it belongs to group no. 16.
(b) It has 3 Valence shells, so it belongs to period no 3.
(c) The number of valence electron is 6.
(d) The valency of E is 2 because it requires 2electrons to achieve its stability .
(e) It is a non-metal.