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Answer:
A tiny sense positively charge core called a nucleus in which nearly all the mass is concentratedm
Answer:
7) 50 8)4
Explanation:
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The formation of chemical bonds occurs due to the attractive forces between oppositely charged ions (ionic bonds) or by sharing of electrons (covalent bonds).
An atom having tendency of attracting a shared pair of electrons towards itself and this chemical property is said to Electronegativity .
Thus, the attractive forces which draws in surrounding electrons for chemical bonds is electronegativity.
