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Chemistry > Ions > Flashcards

Ions Flashcards

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1
Q

How are ions formed?

A

When atoms gain or lose electrons

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2
Q

What is the charge of an ion when an electron is gained?

A

Negatively charged ion

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3
Q

What is the charge of an ion when an electron is lost?

A

Positively charged ion

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4
Q

What is ionic bonding?

A

Force between an ionic compound

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5
Q

What is an ionic compound?

A

Two ions with opposite charges that are attracted to eachother by electrostatic forces and bond together

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6
Q

What are covalent bonds?

A

Two non metal atoms sharing electrons to have complete outer shells

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7
Q

What are the substances that covalent bonds can make?

A

Simple molecular substances, polymers, giant covalent structures

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8
Q

What is metallic bonding?

A

The strong electrostatic force of attraction between metal ions and delocalised electrons

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9
Q

What are delocalised electrons?

A

Electrons that are free and not associated with a particular atom

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Chemistry (5 decks)

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