
3 bgu - FASE 1
Authored by Manuel Figueroa
Chemistry
1st Grade
Used 2+ times

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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un oxidante es:
Aquel elemento que gana electrones al formarse
La sustancia que gana electrones en un determinado proceso.
Aquella sustancia que nunca puede perder electrones.
El elemento que pierde electrones en un determinado proceso
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La materia es:
Nada
La transferencia de energia entre cuerpos
Todo lo que refleja
Todo lo que ocupa un lugar en el espacio
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un reductor es:
El elemento que pierde protones en un proceso químico.
Toda sustancia que pierde electrones en un determinado proceso.
Aquella sustancia que siempre pierde protones (p-)
Toda sustancia que gana electrones (e+) en una reacción química.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Aplica balanceo por tanteo: Ag2SO4 + NaCl = Na2SO4 + AgCl
Ag2SO4 + 2NaCl → Na2SO4 + 2AgCl
2Ag2SO4 + 4NaCl → 4Na2SO4 + 4AgCl
2Ag2SO4 + 2NaCl → Na2SO4 + 4AgCl
3Ag2SO4 + 3NaCl → 3Na2SO4 + 6AgCl
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Nombre de la siguiente nomenclatura de hidrocarburos:
2,2,4-trimetilpentino
2,2,4-trimetilpenteno
2,2,4-trimetilpentano
4,2,3-trimetilpentano
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El número de oxidación se define como la suma de cargas positivas y negativas de un compuesto:
verdadero
falso
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los anhidridos se forman a partir de un no metal y oxigeno:
Verdadero
Falso
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