Question

The atomic no of element is 20 what will be its nature of oxide.


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Answer 1

$\huge\star{\underline{\mathtt{\red{A}\pink{N}\green{S}\blue{W} \purple{E}\orange{R}}}}⋆$

Y has 20 electrons, i.e., calcium. It must be in the 4th period and as it has to donate 2 electrons to get the stable configuration of [Ar]. It is calcium and it forms basic oxide.

Answer 2

Answer:

The atomic number of an element 'X' is 20.i)Determine the position of the element 'X' in the periodic table.ii) Write the formula of the compound formed ...