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GCSE AQA Chemistry > C3.2 - Atoms into ions > Flashcards

C3.2 - Atoms into ions Flashcards

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1
Q

Why do atoms react?

A

To gain/lose electrons in order to gain a full, stable outer shell

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2
Q

covalent bonding meaning

A
  • occurs between non-metals only

- sharing of electrons

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3
Q

ionic bonding meaning

A
  • occurs between non-metal + metal

- transferring of electron

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4
Q

Ways atoms retain a full outer shell

A

By:

  • covalent bonding
  • ionic bonding
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5
Q

Ionic bonding explanation:

A
  • as electrons are lost/gained
  • the atom then has an overall charge (positive/negative)
  • then electrostatic forces bind them together
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6
Q

Electrostatic forces

A
  • acts in all directions
  • very strong
  • occur in ionic compounds
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GCSE AQA Chemistry (36 decks)

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