Examen de Química

Examen de Química

12th Grade

142 Qs

quiz-placeholder

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Examen de Química

Examen de Química

Assessment

Quiz

Chemistry

12th Grade

Hard

Created by

Brenda Herrera

FREE Resource

142 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Según la nomenclatura tradicional como se llaman los siguientes compuestos: 1. H₂Se:

Ácido Selenhidrico

Ácido Selenioso

Ácido Selenico

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2. PH3:

Fosfamina

Arsenamina

Metano

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3. Au OH3

Hidróxido Áurico

Hidróxido Áuroso

Oxido Áuroso

4.

FILL IN THE BLANK QUESTION

45 sec • 1 pt

4. HBrO4:

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Escoja la fórmula del siguiente compuesto: 5. Perclorato de Calcio:

Ca(ClO4)2

Ca(ClO4)3

Ca(ClO4)

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

6. Se tiene 3,12 x 10 21 atomos de Plomo (Pb). Determina: a. ¿Cuántas moles representa? b. ¿Cuántos gramos representa?

5,18 x 10 -3 moles de Pb; 1,07 gr Pb

5,18 x -67 moles de Pb; 1,67 gr Pb

5,18 x -21 moles de Pb; 2,07 gr Pb

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

7. Si se dispone de 123,11g de cloruro de plata (AgCl), ¿Cuántas moles contiene el frasco? ¿Cuál es el número total de átomos de cloro (CI) presentes?

0,86 mol AgCl; 5,17 x 1024  átomos de AgCl

0,86 mol AgCl ; 5,17 x 1042  átomos de AgCl

0,86 mol AgCl ; -5,17 x 1024  átomos de AgCl

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