Química 2do Trimestre
Quiz
•
Chemistry
•
8th Grade
•
Hard
Margarita G
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Un elemento es una sustancia pura que se forma por átomos del mismo tipo. De las siguientes opciones, ¿Cuál pertenece a un elemento?
Agua con sal
Au (oro)
Agua (H2O)
NaCI
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Observa las siguientes figuras y asocia cada letra con el paréntesis que corresponde:
A) ELEMENTO
B) MEZCLA
C)COMPUESTO
A) ELEMENTO
B) COMPUESTO
C) MEZCLA
A) COMPUESTO
B) MEZCLA
C) ELEMENTO
A) COMPUESTO
B) ELEMENTO
C) MEZCLA
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué átomo representa el siguiente modelo de Bohr ?
Carbono
Nitrégeno
Boro
Cobre
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué átomo representa el siguiente modelo de Bohr ?
Silicio
Azufre
Boro
Hidrógeno
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se trata de un elemento que tiene un número atómico de 47
Titanio
Plata
Cobre
Oro
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se trata de un no metal cuya masa atómica es 78.96:
Arsenico
Azufre
Fosforo
Selenio
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
La imagen representa la estructura de Lewis del:
Fósforo
Francio
Fluor
Flerovio
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