CUESTIONARIO 2
Authored by Roxana Condori
Chemistry
1st - 3rd Grade
Used 3+ times
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12 questions
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1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
EL NOMBRE DEL SIGUIENTE COMPUESTO ( Na2 S2 O3) ES
(a)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
LA MASA EQUIVALENTE DE H3PO4 ES ( H=1 P=31 O=16)
40 GR
32,6
21,5
3
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
LA FORMULA DEL BICARBONATO DE SODIO ES
(a)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
DE LOS SIGUIENTES TERMINOS UNO CORRESPONDE A SUSTANCIA SIMPLE
NH3
N2
H20
ACIDO
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
UNA CLASIFICACION NO CORRESPONDE A LA SIGUIENTE REACCION
Mg+2HCl--> H2MgCl+ENERGIA
ENDOTERMICA
SUSTITUCION
EXOTERMICA
REDOX
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
CUANTOS ELECTRONES SE TRANSFIEREN CUANDO EL ACITRO NITRICO SE REDUCE A AMONIACO
2
3
4
5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los coeficientes d e la siguiente reaccion son
H2SO4+ Fe2O3-->Fe2(SO4)3+H2O
2-1-2-1
3-2-2-3
3-1-1-3
YA ESTA IGUALADA
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