Give the shape and the corresponding bond angle for a molecule of formula QX, where Q is an element from Group 4 of the periodic table. - Leaving Cert Chemistry - Question d - 2013
Question d
Give the shape and the corresponding bond angle for a molecule of formula QX, where Q is an element from Group 4 of the periodic table.
Worked Solution & Example Answer:Give the shape and the corresponding bond angle for a molecule of formula QX, where Q is an element from Group 4 of the periodic table. - Leaving Cert Chemistry - Question d - 2013
Step 1
Shape of the molecule QX
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Answer
The shape of the molecule QX, with Q being an element from Group 4, is tetrahedral. This configuration occurs because Group 4 elements typically form four single covalent bonds.
Step 2
Corresponding bond angle
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Answer
The corresponding bond angle for a tetrahedral arrangement is approximately 109.5°. This angle arises from the spatial arrangement of the four bonding pairs, which repel each other to maximize distance.
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