From sciencekids.com click here 1. What is the first element on the periodic table? |
2. What is the centre of an atom called? |
3. True or false? Acids have a pH level below 7. |
4. What is the main gas found in the air we breathe? |
5. True or false? An electron carries a positive charge. |
6. Famous New Zealand scientist Ernest Rutherford was awarded a Nobel Prize in which field? |
7. What is the chemical symbol for gold? |
8. K is the chemical symbol for which element? |
9. What orbits the nucleus of an atom? |
10. At room temperature, what is the only metal that is in liquid form? |
11. True or false? A neutron has no net electric charge. |
12. A nuclear reaction where the nucleus of an atom splits into smaller parts is known as nuclear fission or nuclear fusion? |
13. What is H20 more commonly known as? |
14. What is the third most common gas found in the air we breathe? |
15. What is the name given to substances that are initially involved in a chemical reaction? |
16. True or false? Bases have a pH level below 7. |
17. Is sodium hydroxide (NaOH) an acid or base? |
18. Atoms of the same chemical element that have different atomic mass are known as? |
19. True or false? A proton carries a positive charge. |
20. What is the fourth most abundant element in the universe in terms of mass? |
Chemistry Quiz Answers
1. Hydrogen | 2. A nucleus | 3. True | 4. Nitrogen (around 78%) |
5. False | 6. Chemistry | 7. Au | 8. Potassium |
9. Electrons | 10. Mercury | 11. True | 12. Nuclear fission |
13. Water | 14. Argon (around 1%) | 15. Reactants | 16. False |
17. Base | 18. Isotopes | 19. True | 20. Carbon |
