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- 1. Multiple Choice
What will the balanced equation be if you react:
CaCl2 + NaOH
CaCl2 + 2 NaOH --> Ca(OH)2 + 2 NaCl
CaCl2 + 2 NaOH --> CaOH + 2 NaCl
CaCl2 + 2 NaOH --> CaNa2 + 2 ClOH
no reaction
- 2. Multiple Choice
What is the precipitate formed between CaCl2 and NaOH?
CaCl2
NaOH
Ca(OH)2
NaCl
no precipitate is formed
- 3. Multiple Choice
Will the reaction between NaOH and KCl occur?
Yes
No
- 4. Multiple Choice
Mark the indicators of a double displacement reaction.
Water is formed
gas is formed
a precipitate is formed
a phase change occurs
none of these are correct
- 5. Multiple Choice
Will the reaction between Cu(NO3)2 and K2SO4 happen?
yes
no
- 6. Multiple Choice
Which equation is a double displacement reaction?
Cl2 + 2KI --> 2KCl
Fe + O2 --> Fe2O3
CaCO3 --> CO2 + CaO
CaCO3 + 2HCl --> CaCl2 + H2CO3
- 7. Multiple Choice
What are the products for a reaction between KCl and AgNO3
KAg + ClNO3
KCl + AgNO3
KNO3 + AgCl
no reaction occurs
- 8. Multiple Choice
What is the correct products for a reaction between NaNO3 and CuCl2
NaCu + ClNO3
NaCl + Cu(NO3)2
NaNO3 + CuCl2
No reaction occurs
- 9. Multiple Choice
Identify the single replacement reaction
Cl2 + 2KI --> 2 KCl + I2
Fe + O2 --> Fe2O3
CaCO3 --> CaO + CO2
2P + 5O2 --> P2O5
- 10. Multiple Choice
Identify the decomposition reaction
Cl2 + 2KI --> 2 KCl + I2
Fe + O2 --> Fe2O3
CaCO3 --> CaO + CO2
2P + 5O2 --> P2O5
- 11. Multiple Choice
Which equation is a double displacement reaction?
Cl2 + 2KI --> 2KCl
Fe + O2 --> Fe2O3
CaCO3 --> CO2 + CaO
CaCO3 + 2HCl --> CaCl2 + H2CO3
- 12. Multiple Choice
Predict the products:
Mg(NO3)2 + CaCl2 →
Mg(NO3)2 + CaCl2
MgCa + Cl2(NO3)2
Ca(NO3)2 + MgCl2
CaNO3 + MgCl
- 13. Multiple ChoiceAB + CD →AD + CBDouble ReplacementSingle ReplacementSynthesisDecomposition
- 14. Multiple Choice
Which among the following is(are) double displacement
reaction(s)?
(i) Pb + CuCl2 --> PbCl2 + Cu
(ii) Na2SO4 + BaCl2 --> BaSO4 + 2NaCl
(iii) C + O2 --> CO2
(iv) CH4 + 2O2 --> CO2 + 2H2O
(a) (i) and (iv)
(b) (ii) only
(c) (i) and (ii)
(d) (iii) and (iv)
- 15. Multiple Choice
Barium chloride on reacting with ammonium sulphate forms barium sulphate and ammonium chloride. Which of the following correctly represents the type of the reaction involved?
(i) Displacement reaction
(ii) Precipitation reaction
(iii) Combination reaction
(iv) Double displacement reaction
(a) (i) only
(b) (ii) only
(c) (iv) only
(d) (ii) and (iv)
- 16. Multiple ChoiceIn the following reaction, what sign is there that a precipitation reaction took place?
AgNO3 (aq) + NaOH (aq) → AgOH (s) + NaNO3 (aq)The formation of a nitrateThe (aq), meaning aqueous or dissolved in waterThe (s), meaning the formation of a solidThe base (OH) reactant - 17. Multiple ChoiceWhat is the state of matter symbol for an insoluble compound?
(ppt)
(aq)(g)(l) - 18. Multiple Choice
What is the state of matter symbol for a soluble compound?
(ppt)
(aq)
(g)
(l)
- 19. Multiple Choice
Is AgCl (silver chloride) soluble or insoluble?
Soluble
Insoluble
Neither
Both
- 20. Multiple Choice
NaC2H3O2 (sodium acetate) is ...
soluble
insoluble
- 21. Multiple Choice
Zinc hydroxide, Zn(OH)2 is ...
Soluble
Insoluble
- 22. Multiple Choice
The anion in NaC2H3O2 is
Na+
O2-
C2H3O2-
Na-
- 23. Multiple Choice
The cation in H2SO4 is
H2
H+
SO42-
O4
- 24. Multiple Choice
Predict the product(s) of this reaction (Don't worry about balancing the equation)
Pb(NO3)2 + KI →
PbK(s) + INO3(aq)
No Reaction
PbI2(s) + KNO3(aq)
PbI2(aq) + KNO3(s)
- 25. Multiple Choice
Predict the products:
NaOH + Fe(NO3)3 →
NaFe(s) + OH(NO3)3(aq)
NaNO3(s) + Fe(OH)3(s)
No reaction
NaNO3(aq) + Fe(OH)3(s)
- 26. Multiple Choice
Complete the following reaction:
HCl + Mg(OH)2 -->
MgCl2 + H2O
Mg +H2O
MgCl2 + H2
MgCl2 + H2O + CO2
- Answer choicesTagsAnswer choicesTags