Carbon predominantly forms
AIonic bonds by losing 4 electrons
BCovalent bonds by sharing electrons
CIonic bonds by gaining 4 electrons
DCoordinate bonds only
Answer & Solution
Correct answer: B. Covalent bonds by sharing electrons
1. Losing 4 electrons requires huge energy — energetically not feasible.
2. Gaining 4 electrons produces highly unstable C⁴⁻ — also not feasible.
3. So carbon shares electrons and forms strong covalent bonds.
4. Sharing gives carbon the ability to form long chains and branched structures.
_Source: syllabus Science, Ch 4 "Carbon and its Compounds", §4.1_
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