An element X(atomic no20)combines with an element Y(atomic no17) tondirm a compound (A) Write the position of these elements in the modern periodic table. (B)Write their electronic configuration.
(C)write the formula of the compound formed and also mention the type of bond formed between them.
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Answer:
2) X (2,8,8,2)
Y(2,8,7)
1) X group 2, period 4
Y group 17 , period 3
3)XY2
Ionic bond.
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Answer:
A) "X" is in 4 th period and 2 nd group.While, "Y" is in the 3 rd period and 17 th group.
K L M N
B) "X" = 2 8 8 2
" Y" = 2 8 7
C) The compound will be CaCl2. Electrovalent or ionic bond.
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