an element X placed on 2nd group and 4th period of the periodic table burns in the presence of oxygen to form a basic oxide . (a) identify the element X. (b) write is electronic configuration. (c) write a balance equation for the reaction when this oxide is dissolved in water
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Calcium
Atomic no. 20
2 , 8 , 8 , 2
CaO + H2O - Ca(OH)2
Atomic no. 20
2 , 8 , 8 , 2
CaO + H2O - Ca(OH)2
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a)calcium
b)E.C.=2,8,8,2
c)Ca+H2O=Ca(OH)2
I HOPE IT WILL HELP.IF YOU LIKE MARK AS BRANELIST
b)E.C.=2,8,8,2
c)Ca+H2O=Ca(OH)2
I HOPE IT WILL HELP.IF YOU LIKE MARK AS BRANELIST
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