TABELA PERIÓDICA
9th Grade
•26 Qs
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TABELA PERIÓDICA
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Medium
Lucineide Moura de Araujo Rocha
Used 3+ times
FREE Resource
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26 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um átomo fictício possui:
22 prótons
20 elétrons
Qual seu número atômico ( Z )?
Z= 42
Z= 22
Z=20
Z= 2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Os símbolos Z e A em química correspondem respectivamente a?
Número atômico e Massa atômica
Massa atômica e Número atômico
Nêutrons e elétrons
Cátions e Ânions
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual o nome desse elemento químico?
Prata
Nasódio
Sódio
Mercúrio
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual o número de Z?
23
34
12
11
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual o número de A?
23
11
34
12
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Estando esse átomo eletricamente neutro, qual seu nº de nêutrons?
23
12
11
34
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dois elementos que possuem mesmo número atômico (Z) e diferente número de Massa (A), são denominados
Isótopos
Históricos
Massivos
Pesados
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