Chemistry Quiz

What is the atomic number of Carbon?

• 6

• 8

• 12

• 14

Which of the following is a noble gas?

• Nitrogen

• Oxygen

• Argon

• Hydrogen

What type of bond is formed when two atoms share electrons?

• Ionic bond

• Covalent bond

• Metallic bond

• Hydrogen bond

What is the pH of a neutral solution at 25°C?

• 5

• 7

• 9

• 11

Which element has the chemical symbol 'Fe'?

• Lead

• Gold

• Iron

• Silver

What is the main product of the reaction between an acid and a base?

• Salt

• Water

• Both A and B

• None of the above

Which of the following is not a state of matter?

• Solid

• Liquid

• Gas

• Heat

• 18 g/mol

• 20 g/mol

• 22 g/mol

• 24 g/mol

• Fertilizer production

• Cleaning agent

• Food preservation

• Pain reliever

What is the electron configuration of oxygen?