Math

Question2. For each of the following descriptions, predict the products and write a word equation. Classify the reaction type and write out a balanced equation for each word equation. a) Aqueous hydrogen carbonate, more commonly lnown as carbonic acid, is found in carbonated beverages and produces bubbles in fizzy drinks.
Word equation: \qquad Type of reaction: \qquad Balanced equation: \qquad b) Fluorine gas is pumped into a solution of potassium chloride.
Word equation: \qquad Type of reaction: \qquad Balanced equation: \qquad c) A solution of lead(II) chlorate is poured into a potassium iodide solution.
Word equation: \qquad Type of reaction: \qquad Balanced equation: \qquad d) A small piece of sodium is added to a container filled with iodine vapour.
Word equation: \qquad Type of reaction: \qquad Balanced equation: \qquad e) Liquid benzene (C6H6)\left(\mathrm{C}_{6} \mathrm{H}_{6}\right) explodes on contact with oxygen gas in air.
Word equation: \qquad Type of reaction: \qquad Balanced equation: \qquad f) Two aqueous solutions, ammonium hydroxide and hydrogen chloride, react.
Wórd equation: \qquad Type of reaction: \qquad Balanced equation: \qquad

Studdy Solution

STEP 1

1. Each description involves a chemical reaction.
2. The goal is to predict products, classify the reaction type, and write balanced equations.

STEP 2

1. Analyze the description to identify reactants and predict products.
2. Write the word equation.
3. Classify the reaction type.
4. Write and balance the chemical equation.

STEP 3

a) Analyze the description: Carbonic acid decomposes to form water and carbon dioxide gas.

STEP 4

a) Write the word equation: Carbonic acid → Water + Carbon dioxide

STEP 5

a) Classify the reaction type: Decomposition

STEP 6

a) Write and balance the chemical equation: H2CO3(aq)H2O(l)+CO2(g) \text{H}_2\text{CO}_3 (aq) \rightarrow \text{H}_2\text{O} (l) + \text{CO}_2 (g)

STEP 7

b) Analyze the description: Fluorine displaces chlorine in potassium chloride to form potassium fluoride and chlorine gas.

STEP 8

b) Write the word equation: Fluorine + Potassium chloride → Potassium fluoride + Chlorine

STEP 9

b) Classify the reaction type: Single displacement

STEP 10

b) Write and balance the chemical equation: F2(g)+2KCl(aq)2KF(aq)+Cl2(g) \text{F}_2 (g) + 2\text{KCl} (aq) \rightarrow 2\text{KF} (aq) + \text{Cl}_2 (g)

STEP 11

c) Analyze the description: Lead(II) chlorate reacts with potassium iodide to form lead(II) iodide and potassium chlorate.

STEP 12

c) Write the word equation: Lead(II) chlorate + Potassium iodide → Lead(II) iodide + Potassium chlorate

STEP 13

c) Classify the reaction type: Double displacement

STEP 14

c) Write and balance the chemical equation: Pb(ClO3)2(aq)+2KI(aq)PbI2(s)+2KClO3(aq) \text{Pb(ClO}_3)_2 (aq) + 2\text{KI} (aq) \rightarrow \text{PbI}_2 (s) + 2\text{KClO}_3 (aq)

STEP 15

d) Analyze the description: Sodium reacts with iodine to form sodium iodide.

STEP 16

d) Write the word equation: Sodium + Iodine → Sodium iodide

STEP 17

d) Classify the reaction type: Synthesis

STEP 18

d) Write and balance the chemical equation: 2Na(s)+I2(g)2NaI(s) 2\text{Na} (s) + \text{I}_2 (g) \rightarrow 2\text{NaI} (s)

STEP 19

e) Analyze the description: Benzene combusts in oxygen to form carbon dioxide and water.

STEP 20

e) Write the word equation: Benzene + Oxygen → Carbon dioxide + Water

STEP 21

e) Classify the reaction type: Combustion

STEP 22

e) Write and balance the chemical equation: 2C6H6(l)+15O2(g)12CO2(g)+6H2O(l) 2\text{C}_6\text{H}_6 (l) + 15\text{O}_2 (g) \rightarrow 12\text{CO}_2 (g) + 6\text{H}_2\text{O} (l)

STEP 23

f) Analyze the description: Ammonium hydroxide reacts with hydrogen chloride to form ammonium chloride and water.

STEP 24

f) Write the word equation: Ammonium hydroxide + Hydrogen chloride → Ammonium chloride + Water

STEP 25

f) Classify the reaction type: Neutralization

STEP 26

f) Write and balance the chemical equation: NH4OH(aq)+HCl(aq)NH4Cl(aq)+H2O(l) \text{NH}_4\text{OH} (aq) + \text{HCl} (aq) \rightarrow \text{NH}_4\text{Cl} (aq) + \text{H}_2\text{O} (l)

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