
Olimpiada de Química Etapa Interna 2024-2025

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Radhaiza Marine
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22 questions
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1.
OPEN ENDED QUESTION
30 sec • Ungraded
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2.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
De acuerdo al siguiente párrafo, responde las preguntas 1 y 2.
"Los modelos atómicos han evolucionado desde simples conceptualizaciones hasta representaciones basadas en evidencias experimentales. Dalton describió el átomo como una partícula indivisible; Thomson sugirió la existencia de cargas negativas incrustadas en una masa positiva; Rutherford demostró que el átomo tiene un núcleo central denso con electrones orbitando; y Bohr propuso niveles de energía cuantizados. Finalmente, el modelo mecánico-cuántico describe al electrón como una nube de probabilidad, lo que introduce una concepción probabilística del comportamiento. atómico."
1. Según el párrafo, ¿cuál es la principal diferencia entre el modelo de Bohr y el mecánico-cuántico?
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
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