Question

state the uses of non-metas ?​

Answer 1

• 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.

Answer 2

Answer:

• Nitrogen which is present in 78% volume wise is an important element.
• Oxygen is another important element present in atmosphere and is present by volume 21% in the air. This is essential for life since it is required for respiration.
• Noble gases like Argon, Xenon etc. are used in all kinds of colourful displays where glowing signs.
• Helium is used widely in all kinds of scientific research where the inert gas.
• Chlorine is also used as a bleaching agent which helps in removing stains or colour from various materials.
• Iodine is used widely as an antiseptic which prevents the growth of microorganism.

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