Question
Phosphorus is kept in water. Why?
✓
Answer
Generally, non-metals do not react with water, but they may be very reactive in air. Such non-metals are stored in water; phosphorus is a very reactive non-metal. It catches fire, if exposed in air. To prevent this, it is kept in water.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Why artificial silk is much cheaper than natural silk?
Why do we feel warm in front of a bonfire?
The freezer is located at the top of the refrigerator. Explain why?
Mention two adaptive features of penguin that help it in swimming.
What happens in a neutralisation reaction?
Why is camouflage important for animals?
What is the role of stomata in both photosynthesis and respiration?
If bile were absent in the body, what impact would it have on digestion?
What makes the blood look red?
Namit was driving a car and suddenly became aware of a loud sound coming from behind. He looked through his rear view mirror and saw an ambulance. He recalled reading that such emergency vehicles often have their name written in the mirror AMBULANCE or writing, i.e.
He quickly made way for the ambulance, murmuring a quick prayer for the speedy recovery of the patient inside the ambulance.
(i) Name the type of mirror which is used as a rear view mirror and why?
(ii) What values did Namit exhibit.
He quickly made way for the ambulance, murmuring a quick prayer for the speedy recovery of the patient inside the ambulance.
(i) Name the type of mirror which is used as a rear view mirror and why?
(ii) What values did Namit exhibit.