Elements X and Y have electronic configurations 1s\(^2\)2s\(^2\)2p\(^4\) and 1s\(^2\)2s\(^2\)2p\(^6\)3s\(^2\)3p\(^1\) respectively. When they combine, the formula of the compound formed is?
XY
YX
X2Y3
Y2X3
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Discussions (13)

The question is wrongly composed:
Question number 36 the question is not correct

of course yes option Dis the right option for the answer,but how can we get contact with 'My school

D two elemdnts are Boron having a valence of 2 and Aluminium having a valance of 3 wen d combine wuch wen d interchange so D is d Ans Y2X3 nt Y3X2

x is oxygen wt atomic number of 8 and valence of 2 yl y is aluminium wt atomic number of 13 nd valence of 3 wen dey combine dey will form Al2O3 so d ans is D=y2X3

in the question, the number of electrons in the 3p orbital was not indicated. Also, the 2p orbital was said to contain 2 electrons instead of 6

