EXAMEN DE QUIMICA 2°SEC-III UNIDAD
Quiz
•
Chemistry
•
8th Grade
•
Medium
PAUL LUNA
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6 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En la tabla periódica actual, las propiedades de los elementos
peso atómico
número de neutrones
número atómico
número de bariones
peso de isóbaros
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los alcalinos terreos pertenecen al grupo
IIA
IIB
IA
IIB
IVB
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Indica la relación correcta entre nombre y símbolo:
I. Oro x) P
II. Fósforo y) Pb
III. Plomo z) Au
Iz, IIx, IIIy
Iy, IIz, IIIx
Ix, IIz, IIIy
Ix, IIy, IIIz
Iz, IIy, IIIx
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
De los elementos: N, Ar, K, Br, Mg, y S, indica la cantidad de de no metales y los metales
2 y 4
4 y 2
1 y 5
3 y 3
5 y 1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Determina el número atómico (Z) del elemento químico que se ubica en el cuarto periodo y el grupo VIA.
1s 2s 2p 3s 3p 4s 3d 4p
34
35
36
30
33
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si: 1s 2s 2p 3s 3p 4s 3d 4p 5s 4d 5p 6s 4f 5d 6p 7s 5f 6d7p
Determina el número de masa de un elemento que se encuentra en el quinto periodo, grupo IIA y tiene 50 neutrones.
88
84
89
86
82
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