
PRUEBA 1_QUÍMICA
Authored by LAURA SANTOS
Chemistry
9th Grade
Used 6+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sustancias que se aplican en el agua, el suelo o instrumental médico. Se encargan de eliminar a los a los microorganismos patógenos que se desarrollan ahí:
a) Patógenos
b) Sustancias
c) Desinfectantes
d) Antiséptico
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Gracias al científico Louis Pasteur y a los avances científicos las__________juegan un papel importante en la rama de la medicina, pues han permitido disminuir la mortalidad:
a) Patógenos
b) Vacunas
c) Desinfectantes
d) Antiséptico
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Son productos naturales:
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El consumo de alimentos llamados chatarra Provoca enfermedades crónico degenerativas como:
a) Diabetes, hipertensión y cáncer de estómago
b) Gastritis, colitis, cáncer de estómago
c) Hipertensión, cáncer de estómago y colitis
d) Diabetes e hipertensión y gastritis
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La siguiente imagen es un ejemplo del método de separación de mezclas por:
a) Decantación
b ) Filtración
c) Destilación
e) Cromatografía
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El siguiente modelo atómico esta representado por tres partículas: neutrones, electrones y protones, cuenta con 7 niveles energéticos:
a) Dalton
b) Thomson
c) Bohr
d) Rutherford
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un enlace químico se forma con la aportación de aniones y cationes, utilizando la regla del octeto establecido por:
a) Lewis
b) Bohr
c) Lewis y Bohr
d) Rutherford
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