material de laboratório e símbolos de perigo
7th Grade
•28 Qs
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material de laboratório e símbolos de perigo
Quiz
•
Chemistry
•
7th Grade
•
Practice Problem
•
Medium
Alexandra Pereira
Used 22+ times
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28 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A figura representa uma:
lanterna
lamparina de água
lamparina de álcool
vela
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
No rótulo de um produto inflamável, deve encontrar-se o símbolo:
3.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Escolha as frases corretas relativas ao símbolo.
Produto nocivo ou irritante.
Produto tóxico.
Evitar o contacto com a pele e os olhos e não respirar os vapores.
Pode incendiar-se em contacto com uma chama.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O líquido verde está _____ e os outros líquidos estão em _______.
... numa proveta ... balões Erlenmeyer.
... numa pipeta ... gobelés.
... num tubo de ensaio ... gobelés.
... numa proveta .... gobelés.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na imagem estão...
pipetas volumétricas.
pipetas graduadas.
provetas.
varetas de vidro.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
As _____ são usadas para ______.
... espátulas ... transferir líquidos.
... varetas de metal ... transferir sólidos.
... pinças ... transferir sólidos.
... espátulas ... transferir sólidos.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para que não haja salpicos, a transferência de líquidos faz-se com o auxílio de uma...
vareta de vidro
espátula
pipeta
nenhuma das restantes hipóteses
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