Chemical Reactions and Equations | Activity 1.4 with Solution

Activity 1.4

• Take a small amount of calcium oxide or quick lime in a beaker.
• Slowly add water to this.
• Touch the beaker as shown in Fig. 1.3.
• Do you feel any change in temperature?

Answer:

Beaker becomes hot. Calcium oxide reacts vigorously with water to produce slaked lime (calcium hydroxide) releasing heat.

• Activity 1.1
• Activity 1.2
• Activity 1.3
• Activity 1.4
• Activity 1.5
• Activity 1.6
• Activity 1.7
• Activity 1.8
• Activity 1.9
• Activity 1.10
• Activity 1.11

👉 Other Chapters