Elemento Químico
Quiz
•
Science
•
2nd - 3rd Grade
•
Medium
ANNA PINTAR
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5 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Qual destes elementos apresentam 10 elétrons? Consulte a tabela periódica.
Ne
S
Li
Be
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
O elemento química Magnésio (Mg) é caracterizado como metal:
Alcalino
Transição
Alcalino Terroso
NRA
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Em geral o elemento Hidrogênio (H) é considerado um:
Gás nobre
Metal
Ametal
Semi-metal
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Quantos elétrons existem na camada de valência do sódio (Z=11)?
2
3
11
1
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Um átomo possui 19 prótons, 20 nêutrons e 19 elétrons. Qual seu númeto atômico?
20
19
39
1
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