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Edexcel A-Level Chemistry AS 3.10 Covalent Bonding Is the Strong Electrostatic Attraction Between Two Nuclei and the Shared Pair of Electrons Between Them Questions

Describe the wetted support or U-tube, electrode placement and direct-current supply, then link the blue colour movement toward the cathode to positive ion charge.

Syllabus
First assessment 2019
Course
Chemistry YCH11
Level
AS

Exam points

  • Describe an ion-migration setup and link coloured Cu2+ movement to the cathode.

Edexcel A-Level Chemistry AS 3.10 Covalent Bonding Is the Strong Electrostatic Attraction Between Two Nuclei and the Shared Pair of Electrons Between Them Questions question 1

[Maximum number: 1]

This question is about the bonding in the elements of Period 3 in the Periodic Table. The melting temperatures of the Period 3 elements are shown in the table.

Table for Question Edexcel A-Level Chemistry AS 3.10 Covalent Bonding Is the Strong Electrostatic Attraction Between Two Nuclei and the Shared Pair of Electrons Between Them Questions question 1 — Edexcel A-Level Chemistry AS

In the elements silicon, phosphorus, sulfur and chlorine, the atoms are joined by covalent bonds.

Describe the attraction between the atoms in a covalent bond.

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