Entrance Exam Reviewer 2024 | General Chemistry Reviewer | SCIENCE QUIZ

Summary

This interactive chemistry challenge offers 50 engaging questions designed to test your knowledge of key chemical concepts. Covering topics from atomic numbers and molecular formulas to reaction types and pH levels, the quiz challenges participants on everything from basic elements like sodium and nitrogen to complex processes like sublimation and hydrolysis. Whether you're a chemistry enthusiast or just looking to brush up on your science skills, this quiz will keep you engaged while offering insights into essential chemistry concepts. Track your score, share your results, and dive into the next challenge!

Takeaways

• 😀 The atomic number of carbon is 6.
• 😀 The chemical symbol for sodium is Na.
• 😀 Nitrogen is the most abundant gas in Earth's atmosphere.
• 😀 The molecular formula for glucose is C6H12O6.
• 😀 The element represented by the symbol Fe is iron.
• 😀 The charge of an electron is negative.
• 😀 Sodium chloride has an ionic bond.
• 😀 The pH of a neutral solution is 7.
• 😀 Mercury is a liquid at room temperature.
• 😀 A buffer solution resists changes in pH.

Q & A

What is the atomic number of carbon?

The atomic number of carbon is 6.

Which gas is most abundant in the Earth's atmosphere?

The most abundant gas in the Earth's atmosphere is nitrogen.

What is the molecular formula for glucose?

The molecular formula for glucose is C6H12O6.

Which element is represented by the symbol Fe?

The element represented by the symbol Fe is iron.

What is the charge of an electron?

The charge of an electron is negative.

Which type of bond is found in sodium chloride?

Sodium chloride contains an ionic bond.

What is the pH of a neutral solution?

The pH of a neutral solution is 7.

What is the process by which a solid turns into a gas directly?

The process by which a solid turns into a gas directly is sublimation.

Which particle is found in the nucleus of an atom?

The particles found in the nucleus of an atom are protons and neutrons.

Which element has the atomic number 1?

The element with the atomic number 1 is hydrogen.