Reacția metalelor cu halogenii Flashcards by Ice 21 | Brainscape

Q

Care sunt halogenii?

A

Elementele din grupa a 7-a (Cl2, F2, Br2, I2).

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Q

Prin reacția unui metal cu un halogen…

A

…se formează halogenură de metal.

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Q

Na + Cl2

A

2Na + Cl2 -> 2NaCl (clorură de sodiu).

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Q

Fe + Cl2

A

FeCl2 (clorură de fier).

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Q

Mg + Cl2

A

MgCl2 (clorură de magneziu).

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Q

K + Br2

A

2K + Br2 -> 2KBr (bromură de potasiu).

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Q

Ca + I2

A

CaI2 (iodură de calciu).

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