Desafio da Zuzu que namora
Quiz
•
Chemistry
•
8th Grade
•
Medium
Damodara Teixeira
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
DRAW QUESTION
3 mins • 1 pt
Desenhe a representação de um átomo X com Z = 22, A = 52

2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Ainda sobre a questão anterior, quantos prótons, elétrons e nêutrons existem no átomo 22X52? (formato: 00, 00, 00)
3.
DRAW QUESTION
3 mins • 1 pt
Escreva a representação de um íon Y com Z = 8, A = 16 e com carga -2

4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sobre o íon Y2- é correto se afirmar que:
Como resultado do ganho de 2e- é um ânion
Como resultado da perda de 2e- é um ânion
Como resultado do ganho de 1e- é um ânion
Como resultado da perda de 3e- é um ânion
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Qual a quantidade de prótons, elétrons e nêutrons, respectivamente, para o íon 168Y2-? (formato: 00, 00, 00)
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Marque a opção com íon tetravalente, bivalente, trivalente respectivamente.
Ca2+, S2- e K+
P3-, O2- e Pb4+
Pt4+, Mg2+ e N3-
Cl-, Li+ e Fe3+
7.
DRAW QUESTION
3 mins • 1 pt
Um cátion T é formado ao se perder dois elétrons. Desenhe a representação desse cátion:

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