COMIPEMS II
Quiz
•
Chemistry
•
3rd Grade
•
Practice Problem
•
Hard
JESUS EDUARDO Vivanco
Used 19+ times
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6 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
7.- De las siguientes sustancias, ¿Cuál representa una molécula diatómica?
A) Ag2
B) Br2
C) OH-1
D) H2O
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
8. Cuando al agregar azúcar al agua de horchata se observa que la misma no se ha disuelto después de agitarla, se dice que se encuentra:
A) saturada
B) insaturada
C) sobresaturada
D) heterogénea
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
9. Para calcular la masa atómica, se toma como base de comparación el:
A) helio 4
B) oxígeno 6
C) carbono 12
nitrógeno 14
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
10. ¿Cuál es la masa atómica de S?
16
18
24
32
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
11 ¿Cuál de los siguientes grupos de elementos contiene el símbolo del arsénico?
A) Am, Al, As
B) At, Ar, A
C) Au, Am, Al
D) At, Ac, Au
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
12. El ácido bromhídrico tiene un enlace:
A) electrovalente
B) iónico
C) covalente polar
D) covalente no polar
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