an element x placed in second group and the third period burns with oxygen to form oxide. a) identity the element and it's oxide
b)write the electronic configuration of x
c) write the reaction of x with the element of atomic number 17
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Explanation:
ANSWER....
THE ELEMENT X IS A METAL BECAUSE METALS BURNS IN PRSENCE OF OXYGEN TO FORM RESPECTIVE BASIC OXIDES.
REASONS....
ITS A METAL BECAUSE THE ELEMENTS HAVING VALENCY 1,2,3 ARE CONSIDERED METALS BECAUSE AS TO ACQUIRE STABLE ELECTRONIC CONFIGURATION THEY LOSES ELECTRONS.
THE ELEMENT X IS MAGNESIUM (Mg) .
ATOMIC NUMBER IS... 12
ELECTRONIC CONFIGURATION.... (2,8,2).
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