Chemistry
Name the following:
- An electrovalent compound formed by transfer of one electron from a metallic atom to a non-metallic atom.
- A covalent hydrocarbon molecule, having four single covalent bonds.
- A covalent molecule, having two lone pair of electrons.
- A covalent molecule having a triple covalent bond.
- A covalent molecule having two shared pairs of electrons in it's molecule.
Chemical Bonding
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Answer
- Sodium chloride [NaCl]
- Methane [CH4]
- Water [H2O]
- Nitrogen [N ≡ N]
- Oxygen [O = O]
Answered By
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Related Questions
An element 'A' needs 4 electrons to attain stable electronic configuration of the nearest noble gas — Neon. An element 'B' needs 1 electron to attain stable electronic configuration of the nearest noble gas — Argon.
The covalent compound formed between A & B is :- AB3
- A4B
- A2B4
- AB4
State why water has two lone pairs of electrons in it's covalent molecule while ammonia has one lone pair.
Give reasons for the following :
To attain stable electronic configuration of the nearest noble gas —
- Hydrogen atom 11H — needs one electron.
- Oxygen atom 168O — needs two electrons.
- Nitrogen atom 147N — needs three electrons.
- Carbon atom 126C — needs four electrons.
- Chlorine atom 3517Cl — needs one electron.
Complete the table given below, pertaining to formation of covalent compounds :
Formation of a covalent compound between Atomic number No. of covalent bonds in molecule (a) Two atoms of 'A' 9 (b) Two atoms of 'B' 7 (c) Two atoms of 'C' 8 (d) Two atoms of 'D' 1 (e) Two atoms of 'E' 17