Flashcards on Кисень

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What is the chemical element with the symbol 'O'?

Oxygen

Which gas is essential for human respiration?

Oxygen

What gas makes up approximately 21% of Earth's atmosphere?

Oxygen

Which element is crucial for combustion and rusting of metals?

Oxygen

What is the third most abundant element in the universe?

Oxygen

Which gas is necessary for most living organisms?

Oxygen

What is the name of the gas that supports combustion?

Oxygen

Which chemical element is commonly used in medical treatments for patients with breathing difficulties?

Oxygen

What gas is produced during photosynthesis by plants?

Oxygen

What is the most abundant element in the Earth's crust?

Oxygen

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Test Your Knowledge


What is the chemical element with the symbol 'O'?



Which gas is essential for human respiration?



What gas makes up approximately 21% of Earth's atmosphere?



Which element is crucial for combustion and rusting of metals?



Which gas is necessary for most living organisms?



Which gas is produced during photosynthesis by plants?



What is the most abundant element in the Earth's crust?



What gas supports combustion?



Which gas is commonly used in medical treatments for patients with breathing difficulties?



What is the third most abundant element in the universe?




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