Question

An element „X‟ placed in 2nd group and 3rd period of the modern periodic table, burns in air to form a basic oxide. Identify whether the element is a metal or non metal and write its atomic number and configuration. Justify your answer.

Answer 1

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).

HOPE IT HELPS

Answer 2

Answer:

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Explanation:

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