Chemistry Quiz Test your knowledge in the field of chemistry with these 12 questions! rihanna80 published on December 31, 20230 responses 0 « Previous Next » Questions in vertical order 1/12 What is the atomic number of hydrogen? 1 2 3 4 2/12 Which of the following is an alkali metal? Carbon Gold Sodium Oxygen 3/12 What is the chemical symbol for oxygen? O C H N 4/12 Which gas is commonly known as laughing gas? Oxygen Nitrous oxide Carbon dioxide Hydrogen 5/12 What is the main component of natural gas? Methane Propane Butane Ethane 6/12 Which of the following is a noble gas? Oxygen Hydrogen Nitrogen Helium 7/12 What is the chemical formula for water? HC H2O CO2 NH3 8/12 Which element is the most abundant in the Earth's atmosphere? Nitrogen Oxygen Carbon Hydrogen 9/12 What is the pH value of a neutral solution? 1 5 7 10 10/12 What is the symbol for the element Iron? I Fe Au 11/12 What is the process of converting a substance from a solid directly to a gas called? Sublimation Evaporation Condensation Melting 12/12 What is the SI unit for measuring electric current? Volt Ampere Ohm Watt
