Evaluación 2° trimestre
Quiz
•
Chemistry
•
9th Grade
•
Hard
Michelle Medrano
Used 2+ times
FREE Resource
Enhance your content in a minute
13 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
La tabla periódica fue propuesta por
2.
MULTIPLE SELECT QUESTION
1 min • 1 pt
De acuerdo a la imagen podemos afirmar que:
Los no metales son los de color azul y verde obscuro
Los gases nobles están de color rosa
El grupo 6 es el que está encerrado en negro
Tenemos 7 periodos y 18 grupos
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Escribe la masa atómica de este elemento considerando que posee 65 neutrones
(considera que tienes que calcular un número entero, los decimales ya están indicados, es decir, .82)
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿A qué tipo de reacción corresponde la imagen?
Síntesis
Descomposición
Simple sustitución
Doble sustitución
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
De acuerdo con la reacción de la imagen, ¿qué se necesita para balancearla?
Un coeficiente 3 en el H2O y el CO2
Un coeficiente 3 en el H2O
Un coeficiente 3 en el reactivo CO2
Ya está balanceada
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuántos electrones de valencia tiene el Mg?
Ninguno
Dos
Doce
Ocho
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
¿Cuál es la correcta estructura de Lewis para el elemento Azufre?
(considera que se encuentra en el grupo 16)
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