
QUIMICA EJERCICIO TEORICO #2
Authored by Mariel Castro
Chemistry
10th Grade
Used 6+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
es la masa de un átomo que puede ser considerada como la masa total de protones y neutrones en un solo átomo. Se representa con la letra A.
MASA ATOMICA
NUMERO DE NEUTRONES
NUMERO ATOMICO
PROTONES
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Es igual a la cantidad de protones que se encuentra en el núcleo. Se representa con la letra Z.
NUMERO MASICO
NUMERO ATOMICO
NUMERO DE PROTONES
NUMERO DE NEUTRONES
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Puede calcularse restando el numero atómico del numero de masa. Recordemos que el numero atómico representa el numero de protones que tiene un elemento químico
NUMERO MASICO
NUMERO ATOMICO
NUMERO DE NEUTRONES
MASA ATOMICA
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
EL NUMERO ATOMICO SE REPRESENTA POR
A
Z
N
P+
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
EL NUMERO DE NEUTRONES SE ENCUENTRA UTILIZANDO LA SIGUIENTE FORMULA
N= A+Z
N=A-Z
N=Z-A
Z=N+P
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
SON LOS QUE SE ENCUENTRAN EN LA NATURALEZA DE FORMA NATURAL
ISOTOPOS NATURALES
ISOTOPOS ARTIFICIALES
LA TEORIA DE LA EVOLUCION
TEORIA DE LA CREACION
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
SE USA MUCHO EN LA ARQUEOLOGIA PARA DETERMINAR LA EDAD DE LOS FOSILES ORGANICOS
COBALTO 60
CARBONO 14
TECNECIO 99
FOSFORO 32
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