
PROVA PCD-UCIII
Authored by Rosangela Lopes
Chemistry
1st Grade
Used 1+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
UM ÁCIDO DE ARRHENIUS TEM NO INÍCIO DA FÓRMULA O HIDROGÊNIO(H), COMO POR EXEMPLO, EM UM ÁCIDO HIPOTÉTICO HX. MARQUE A OPÇÃO QUE CONTÉM SOMENTE ÁCIDOS DE ARRHENIUS
HCL, HBR
NACL, HCL
KI, LIOH
MGO, KBR
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
UMA BASE DE ARRHENIUS TERMINA COM A HIDROXÍLA (OH), COMO POR EXEMPLO, UMA BASE HIPOTÉTICA XOH, INDIQUE A OPÇÃO QUE CONTÉM SOMENTE BASES
CAO, MGO
KOH, LIOH
NACL, HBR
CA(OH)2, ALCL3
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
NA IMAGEM, CONSTA O PROCESSO DE:
FORMAÇÃO DE UMA SAL
PASSAGEM DE ELETRICIDADE
IONIZAÇÃO DE UM SAL
FORMAÇÃO DE ÍONS DE UMA BASE EM ÁGUA
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
NA IMAGEM AO LADO CONSTA VÁRIOS ÓXIDOS DENTRE ELES PODEMOS CITAR:
BAO, CUO, MGO
NAOH, KCL,NACL
KI, NA2O, LIF
HBR,HCL,HF
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
O GÁS CARBÔNICO É UM ÓXIDO CONSIDERADO COMO A BASE DA VIDA DOS VEGETAIS E DOS ANIMAIS QUE DELES SE ALIMENTAM, POIS PARTICIPA DO PROCESSO DE FOTOSSÍNTESE. A FÓRMULA DO GÁS CARBÔNICO É:
KI
CO2
NACL
LIH
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