Chemistry, asked by mahaniha, 9 months ago

say me some points in uses of oxygen please dont answer rubbish i will report if you answer correct i will mark as brainliest

Answers

Answered by renu24533
1

Explanation:

oxygen is used in many activities

in respiration of living organism other than plants and trees

it is very important for fishes becz it is mixed in water also

oxygen is responsible for many important reactions

fire is burnt in the presence of oxygen

it makes soil fertile

by the help of oxygen human produce steel plastics etc.

oxygen continue replenished earth atmosphere by photosynthesis it makes major roll in process

............etc.

Answered by pranavsai73
0

Answer:

Symbol: O

Atomic mass: 15.999 u

Atomic number: 8

Electron configuration: [He] 2s²2p⁴

Electrons per shell: 2, 6

Discoverers: Joseph Priestley, Carl Wilhelm Scheele, Antoine Lavoisier, Edwin McMillanP

hase at STP gas (O2)

Melting point 54.36 K (−218.79 °C, −361.82 °F)

Boiling point 90.188 K (−182.962 °C, −297.332 °F)

Explanation:

  • oxygen is a gas
  • oxygen is essential element for survival
  • It is used in burning also
  • it acts as fuel ⛽ for fire

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