Química (Reacciones químicas) Flashcards by Valentina Samudio Restrepo

Q

Síntesis

A

A + B = AB

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Q

Descomposición

A

AB = A +B

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Q

Desplazamiento o sustitución

A

AB +C = AB +B

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Q

Doble sustitución

A

AB + CD = AD + BC

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Q

Endotérmica

A

Necesita calor

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Q

Exotérmica

A

Libera calor

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Q

Ácido - base

A

Ácido + base = agua + sal

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Q

Precipitación

A

Queda algo abajo, como la arena y el agua

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Q

Combustión

A

Siempre tiene oxígeno y produce energía

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Q

¿Cómo se identifica un elemento que se reduce?

A

Porque recibe electrones

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Q

¿Cómo se identifica un elemento que se oxida?

A

Porque ofrece electrones

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Q

Agente reductor

A

Elemento que oxida

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Q

Agente oxidante

A

Elemento que reduce

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Q

Número de oxidación del grupo 1

A

1

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Q

Número de oxidación del grupo 2

A

2

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Q

Número de oxidación del grupo 13

A

3

Q

Número de oxidación del grupo 14

A

4/-4

Q

Número de oxidación del grupo 17

A

-1

Q

Número de oxidación de un elemento solo

A

0

Q

Número de oxidación del grupo 18

A

0

Q

Número de oxidación del grupo 15

A

-3

Q

Número de oxidación del grupo 16

A

-2