Preguntas sobre videos capitulo 2 - Parte 1
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Preguntas sobre videos capitulo 2 - Parte 1
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Chemistry
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University
•
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Anyela Marcela Ríos Ríos
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18 questions
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1.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Las imágenes de átomos reales se pueden ver con un M_______ d__ g__ p_________
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Esto representa casi toda la masa del átomo:
Electrones
Protones
Neutrones
Núcleo
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
En un átomo electricamente neutro el número de electrones es igual al número de protones
Verdadero
Falso
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
En un átomo, el número atómico está dado por el número de:
Neutrones
Electrones
Protones
Neutrones + protones
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Este científico descubrió el electrón con experimentos en tubos catódicos
James Chadwick
Schrödinger
Arnold Sommerfed
Ernest Rutherford
J.J Thomson
6.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
En el experimento de J.J Thomson el haz de rayos catódicos se _______________ dependiendo de la polaridad de las placas introducidas en el tubo.
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
La radiactividad se presenta en átomos con núcleos inestables que se desintegran o dividen espontáneamente, perdiendo partículas, formando otros núcleos y emitiendo radiación
Falso
Verdadero
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