Propriedades das substâncias elementares da Tabela Periódica
9th - 12th Grade
•21 Qs
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Propriedades das substâncias elementares da Tabela Periódica
Quiz
•
Chemistry
•
9th - 12th Grade
•
Practice Problem
•
Medium
Ana Guerra
Used 10+ times
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21 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nas reações químicas, os seus átomos transformam-se em iões de carga +1, com o último nível de energia completo:
Metais Alcalinos
Metais Alcalinoterrosos
Halogéneos
Gases raros
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Os átomos têm dois eletrões de valência, que perdem facilmente, originando iões dipositivos estáveis.
Metais Alcalinos
Metais Alcalinoterrosos
Halogéneos
Gases raros
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Substâncias elementares constituídas por moléculas diatómicas.
Metais Alcalinos
Metais Alcalinoterrosos
Halogéneos
Gases raros
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Substâncias muito reativas, reagem com os metais alcalinos e alcalinoterrosos.
Metais Alcalinos
Metais Alcalinoterrosos
Halogéneos
Gases raros
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Os seus átomos captam facilmente um eletrão, originando iões mononegativos.
Metais Alcalinos
Metais Alcalinoterrosos
Halogéneos
Gases raros
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Substâncias elementares muito pouco reativas.
Metais Alcalinos
Metais Alcalinoterrosos
Halogéneos
Gases raros
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Reagem violentamente com a água, originando di-hidrogénio e hidróxidos metálicos, que são básicos.
Metais Alcalinos
Metais Alcalinoterrosos
Halogéneos
Gases raros
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