Guía de estudio; Química ESANS
Quiz
•
Chemistry
•
9th Grade - University
•
Practice Problem
•
Medium
Angel Olmedo
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24 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es considerado el Padre de la Química moderna:
Gilbert Newton Lewis
Louis Proust
Antoine Laurent Lavoisier
Andrés Manuel López Obrador
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Enunció que "La materia no se crea ni se destruye, solo se transforma".
Lavoisier
Lewis
Mendeleiev
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuántos neutrones posee un átomo con z=20 y A= 40 u.m.a. ?
18 neutrones
20 neutrones
40 neutrones
10 neutrones
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se define como la suma de protones y neutrones.
Radio atómico
Electronegatividad
Masa molecular
Masa atómica
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Son átomos con el mismo número atómico, pero con diferente masa atómica.
Alótropos
Isótopos
Mezclas
Sustancias puras
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Propuso el modelo atómico de Budín con pasas
Dalton
Thomson
Chadwick
Bohr
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Son átomos con carga eléctrica. Se clasifican en Aniones y Cationes.
Iones
Sustancias puras
Isótopos
Átomos
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