Science, asked by premjoel, 2 months ago

Answer the following.
1. What are the main uses of non-metals?
2. Explain with suitable examples the chemical properties of non-metals.
3. What is a displacement reaction? Give one example.
4. What happens when a magnesium ribbon is heated in presence of air?
5. Why aluminium is used for wrapping of food items?​

Answers

Answered by palak9053
0

Answer:

What are the main uses of non -metals?

Explanation:

Uses of non-metals

Non-metal is the basic requirement of life. Oxygen is inhaled while breathing.

Nitrogen is used in fertilizers to enhance the fertility of soil.

Chlorine and fluorine are used for water purification.

It is used as an antiseptic and applied on wounds.

It is used as disinfectant.

It is used in crackers.

Answered by sridevivanapalli
0

Answer:

Oxygen is used for breathing.

Chlorine is used for purifying water.

Phosphorous is used in crackers.

Non - metals like nitrogen is used in fertilizers.

Graphite is used as a good conductor of electricity.

Pottassium is used in fertilizers.

Nitrogen is used by plants. is the first answer

Nonmetals are poor conductors of heat and electricity. Graphite and Gas carbon are exceptions. ... Most nonmetals do not react with air in room temperature. White phosphorus is the only nonmetal that reacts with air to form its oxide by burning.is the second answer

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