679240
Description
Quiz by antoniolavin, updated more than 1 year ago
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Created by antoniolavin
about 10 years ago
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Question 1
Question
Las valencias del hierro, cobalto y níquel son 2 y 3
Answer
- True
- False
Question 2
Question
El potasio es un elemento no metálico
Answer
- True
- False
Question 3
Question
CoH2
Answer
-
Hidruro de cobre (II)
-
Hidruro de cobalto (II)
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Hidruro cúprico
Question 4
Question
Li, Na, K, Rb, Cs y Fr
Answer
-
Son elementos llamados halógenos
-
Son elementos llamados alcalinos
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