Advertisements
Advertisements
प्रश्न
Classify Calcium oxide. Also give a balanced equation to prepare it.
एका वाक्यात उत्तर
Advertisements
उत्तर
calcium oxide → Basic oxide
2Ca + O2 → 2CaO
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
What is nitrogen-fixation?
Explain the conversion of nitrogen into nitrates during lightning.
Tick (√ ) the most appropriate answer.
Magnesium burns with a dazzling white flame to form magnesium oxide, a powdery mass. The colour of magnesium oxide is :
Define the following:
Combustion.
What are the two necessary conditions for rusting of iron?
Give a reason why two different rare (inert) gases find application in advertisement signs and fluorescent bulbs.
______ is the active component of air.
Match the following
| 1. | Moving Air | Photosynthesis |
| 2. | Layer in which we live | Troposphere |
| 3. | Stratosphere | Wind |
| 4. | Oxygen | Ozone layer |
| 5. | carbon-di-oxide | Combustion |
Analogy
Photosynthesis : _____ :: Respiration : Oxygen
What is the composition of air?
