Chemistry-Group 7- Definitions Flashcards

0
Q

Displacement Reaction

A

A reaction in which a more reactive element displaces a less reactive element from an aqueous solution in the latter’s ions.

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1
Q

Electronegativity

A

The ability of an atom to attract a bonded pair of electrons in a covalent bond towards itself.

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2
Q

Disproportionation Reaction

A

The oxidation and reduction of the same element in a redox reaction.

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3
Q

Precipitation Reaction

A

The formation of a solid from a solution during a chemical reaction.

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4
Q

Oxidising Agent

A

A reagent that oxidised another species.

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5
Q

Reducing Agent

A

A reagent that reduces another species.

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6
Q

Halogens

A

Group VII elements

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7
Q

Halides

A

Negative ions of group VII elements.

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