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Chem 2 Chapter 18 MHS

Authored by Jill Prest

Chemistry

11th - 12th Grade

NGSS covered

Used 2+ times

Chem 2 Chapter 18 MHS
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27 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following shows the correct dissolution reaction for BaCl2?

Ba 2+(aq) + Cl2-(aq) -> BaCl2(s)
BaCl2(aq) -> Ba 2+(aq) + 2Cl-(aq)
 BaCl2(s) -> Ba 2+(aq) + 2Cl-(aq)
Ba 2+(aq) + 2Cl-(aq) -> BaCl2(s)

Tags

NGSS.HS-PS1-2

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Does a precipitate form when 0.050 L of 2.0x10-2M Pb(NO3)2 is mixed with 0.010 L of 1.0x10-2M Na2SO4? (PbSO4 has a Ksp = 3 x 10-28)

Yes Qsp = 2.84x10-5

No Qsp = 2.84x10-35

Yes Qsp = 3.14x10-5

No Qsp = 3.14x10-35

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

if Ksp < Qsp then

no precipitate will form

precipitate will form

the reaction will not occur

the reaction will remain saturated

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

1. The solubility product expression for tin(II) hydroxide, Sn(OH)2, is

(a) [Sn2+][OH-]

(b) [Sn2+]2[OH-]

(c) [Sn2+][OH-]2

(d) [Sn2+]3[OH-]

(e) [Sn2+][OH-]3

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

The equation representing the equilibrium in a saturated solution of CaSO4 is

A. CaSO4(s) ⇄ Ca2+(aq) + SO42-(aq)

B. CaSO4(s) ⇄ Ca2+(aq) + S2-(aq) + 4O2-(aq)

C. CaSO4(s) + H2O(l) ⇄ CaO(aq) + H2SO4(aq)

D. CaSO4(s) + 2H2O(l) ⇄ Ca(OH)2(aq) + H2SO4(aq)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2SO2(g)+O2(g)⇌2SO3(g)
Removing O2(g) will

shift equilibrium right
shift equilibrium left
decrease temperature
have no change

Tags

NGSS.HS-PS1-6

NGSS.HS-PS1-5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

For the reaction...
H2 (g)  + Cl2 (g) <−>  2HCl (g)  +  heat
If the pressure in the system is increased, the equilibrium will _______.

shift left
shift right
not shift

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