D: NH₃
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The eight species that follow all have covalent bonds. In which pair do the species have different shapes from each o…
Which types of bonding are present in ammonium carbonate, (NH₄)₂CO₃? 1 ionic 2 covalent 3 co-ordinate (dative covalent)
Which molecule does not have any 90° or 180° bond angles?
Qualitative Analysis Where reagents are selected for use in a test, the name or correct formula of the element or com…
Answer all the questions in the spaces provided.
Describe the trend in the reactivity of the halogens Cl2, Br2 and I₂ as oxidising agents. Explain this trend using va…