Topic Details (Notes format)

What is the atomic number of hydrogen?

Which gas is released during photosynthesis?

What is the SI unit of power?

Which gas is used in fire extinguishers?

Which planet is known as the "Red Planet"?

Which disease is caused by a virus?

Which vitamin is essential for calcium absorption?

Which is the smallest bone in the human body?

Which metal is liquid at room temperature?

What is the most abundant gas in the Sun?