Double Replacement & Solubility Rules

1) Which of the following is a double replacement reaction?

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0% 1. 2Al + 3H2SO4 Al2(SO4)3 + 3H2

2. Na2SO4 + 2AgNO3 Ag2SO4 + 2NaNO3

3. 3C + Fe2O3 2Fe + 3CO

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2) Which of the following is a double replacement reaction?

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0% 1. 2LiNO3 + MgBr2 2LiBr + Mg(NO3)2

2. 2K + CaCl2 2KCl + Ca3. H2 + 2OH 2H2O

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3) Which of the following is a double replacement reaction?

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0% 1. BaSO4 Ba + SO4

2. Al + BeCO3 Be + Al2(CO3)3

3. 2NaClO3 + PbO Na2O + Pb(ClO3)2

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4) Which of the following is a double replacement reaction?

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0% 1. Rb3PO4 + 3Sr Sr3PO4 + 3Rb2. Ba(C2H3O2)2 +NaOH Ba(OH)2 + 2NaC2H3O2

3. K2CrO4 + Mg MgCrO4 + 2K

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5) A double replacement reaction will occur if…

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0% 1. All the products are soluble2. One of the products is insoluble3. One of the products is a salt4. One of the products is water5. One of the products is a gas6. More than one answer is correct.7. None of the answers is correct.

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6) Which of the following is insoluble? (meaning a solid)

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0% 1. Na2SO4

2. K2SO4

3. FeSO4

4. PbSO4

5. More than one answer is correct.6. None of the answers is correct.

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7) Which of the following is insoluble? (meaning a solid)

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0% 1. SrBr2

2. Sr(C2H3O2)2

3. SrCO3

4. SrCl2

5. More than one answer is correct.6. None of the answers is correct.

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8) Which of the following is insoluble? (meaning a solid)

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0% 1. PbCl2

2. SrCl2

3. CaCl2

4. BaCl2

5. More than one answer is correct.6. None of the answers is correct.

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9) Which of the following is insoluble? (meaning a solid)

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0% 1. NaCl2. KBr3. CaNO3

4. BaSO4

5. More than one answer is correct.6. None of the answers is correct.

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10) Which of the following is insoluble? (meaning a solid)

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0% 1. FeS2. CaClO3

3. FeSO4

4. NaNO3

5. More than one answer is correct.6. None of the answers is correct.

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