ICSE Class 10 Chemistry Covalent Bonding

• Ammonia formula
• how nitrogen molecule is form
• GIVW REASON Oxygen molecule forms a double bond while Nitrogen molecules forms a triple bond.-pls let me know.thanks
• Give reason Coordinate bonds can be formed by Ammonia but not by ammonium ion.Pls let me know thanks.
• covalent bond is formed between
• number of molecules occupied by 32 gram of sulphur dioxide
• 5.  
  
• Draw the electron dot diagram and structure of:  a) Hydrogen  b) Chlorine  c) Oxygen  d) Nitrogen
• why covalent bond needs high electronagetivity
• Is atomicity of all metals is only 1?

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