.1 (1)
Name the type of chemical bond which forms between one hydrogen atom and
one nitrogen atom,
(2)
2
Define the term valence electrons.
(1)
3.
How many valence electrons does one nitrogen atom have?
4
For the ammonia molecule:
εεε εεε
(2)
6.4.1
Draw the Lewis structure of one ammonia molecule.
6.4.2 How many electron pairs surround the central atom?
6.4.3 How many atoms surround the central atom?
(1)
6.4.4 Give the term that is used to describe the molecular shape.
(1)
Ammonia readily dissolves in water (H20) to form ammonium ions (NH4").
6.5.1 Name the type of bond that forms between one ammonia molecule and
one hydrogen ion.
(1)
6.5.2 Draw the Lewis structure of one ammonium ion.
(2)
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