
Elementos Químicos
Authored by Gaby Angamarca
Chemistry
3rd Grade
Used 4+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el símbolo y valencia del siguiente elemento químico?
Mercurio
Me; +3,+6,+7
Hg ; +3,+4,+6
Hg; +1,+2
Me; +1,+3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el símbolo y valencia del siguiente elemento químico?
Cobalto
Co; +2.+3
Cb; +2,+4
Co; +1+2
Cb; +2+3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el símbolo y valencia del siguiente elemento químico?
Bario
Br; +3
Ba; +2
Ba; +3
Br; +2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el símbolo y valencia del siguiente elemento químico?
Cerio, Praseodimio, Terbio
Ce, Pr, Tb; +3,+4
Se, Pr, Te; +3,+4
Ce, Pr, Te; +4,+5
Se, Pa, Tb; +3.+5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el símbolo y valencia del siguiente elemento químico?
Teluro
Te; -3; +2.+3.+6
Tl; -2; +2.+4.+5
Te; -2; +2.+4.+6
Tl; -2; +2.+4.+6
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
¿ Cuál es la valencia de los siguientes elementos químicos No metálicos?
Flúor, Cloro, Bromo, Yodo, Astato
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es el nombre y valencia del siguiente elemento químico?
V, Na
Vanadio; +3,+5
Nitrógeno; +1
Vanadio; +3,+4
Sodio; +1
Vanadio; +3,+5
Nitrógeno; +2
Vanadio; +3,+5
Sodio; +1
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