Grade 10 – chemistry pre-quiz

2. Grade 10 – chemistry pre-quiz 1) Identify the physical change in the following list: a) water boiling b) making toast c) rusting d) rotting food

3. Grade 10 – chemistry pre-quiz 2) Identify the chemical change in the following list: a) clouds forming b) ice cream melting c) food rotting d) breaking glass

4. Grade 10 – chemistry practice quiz 3) Substances composed of identical atoms are: a) compounds b) elements c) molecules d) solutions

5. Grade 10 – chemistry practice quiz 4) “Solution” is synonymous with: a) molecule b) compound c) mixture d) homogeneous mixture

6. Grade 10 – chemistry practice quiz 5) Groups on the periodic table are organized as: a) rows b) columns c) families d) elements with similar size

7. Grade 10 – chemistry practice quiz 6) Group 1 elements are known as a) Halogens b) Noble gases c) Transition metals d) Alkali metals

8. Grade 10 – chemistry practice quiz 7) Alkali metals are grouped together because they share similar a) size b) mass c) outer shells of electrons d) number of protons

9. Grade 10 – chemistry practice quiz 8) Elements which have characteristics of both metals and non-metals are: a) transition metals b) metalloids c) alkali earth metals d) halogens

10. Grade 10 – chemistry practice quiz 9) Complete the table

11. Grade 10 – chemistry practice quiz 10a) Draw a Bohr diagram for oxygen atom 10b) Draw a Bohr diagram for the oxide ion

12. 11) Give the name and the chemical formula for the compound formed by the following pairs of atoms. • sodium and bromine • magnesium and chlorine • beryllium and phosphorus

13. Grade 10 – chemistry pre-quiz 1) Identify the physical change in the following list: a) water boiling b) making toast c) rusting d) food rotting

14. Grade 10 – chemistry pre-quiz 1) Identify the physical change in the following list: a) water boiling b) making toast c) rusting d) food rotting

15. Grade 10 – chemistry pre-quiz 2) Identify the chemical change in the following list: a) clouds forming b) ice cream melting c) food rotting d) breaking glass

16. Grade 10 – chemistry pre-quiz 2) Identify the chemical change in the following list: a) clouds forming b) ice cream melting c) food rotting d) breaking glass

17. Grade 10 – chemistry practice quiz 3) Substances composed of identical atoms are: a) compounds b) elements c) molecules d) solutions

18. Grade 10 – chemistry practice quiz 3) Substances composed of identical atoms are: a) compounds b) elements c) molecules d) solutions

19. Grade 10 – chemistry practice quiz 4) “Solution” is synonymous with: a) molecule b) compound c) mixture d) homogeneous mixture

20. Grade 10 – chemistry practice quiz 4) “Solution” is synonymous with: a) molecule b) compound c) mixture d) homogeneous mixture

21. Grade 10 – chemistry practice quiz 5) Groups on the periodic table are organized as: a) rows b) columns c) families d) elements with similar size

22. Grade 10 – chemistry practice quiz 5) Groups on the periodic table are organized as: a) rows b) columns c) families d) elements with similar size

23. Grade 10 – chemistry practice quiz 6) Group 1 elements are known as a) Halogens b) Noble gases c) Transition metals d) Alkali metals

24. Grade 10 – chemistry practice quiz 6) Group 1 elements are known as a) Halogens b) Noble gases c) Transition metals d) Alkali metals

25. Grade 10 – chemistry practice quiz 7) Alkali metals are grouped together because they share similar a) size b) mass c) outer shells of electrons d) number of protons

26. Grade 10 – chemistry practice quiz 7) Alkali metals are grouped together because they share similar a) size b) mass c) outer shells of electrons d) number of protons

27. Grade 10 – chemistry practice quiz 8) Elements which have characteristics of both metals and non-metals are: a) transition metals b) metalloids c) alkali earth metals d) halogens

28. Grade 10 – chemistry practice quiz 8) Elements which have characteristics of both metals and non-metals are: a) transition metals b) metalloids c) alkali earth metals d) halogens

29. Grade 10 – chemistry practice test 6) Complete the table 3 7 3 3 4 Fluorine 9 9 9 10 Sodium 23 11 11 11 12

30. Grade 10 – chemistry practice quiz 10a) Draw a Bohr diagram for oxygen atom 10b) Draw a Bohr diagram for the oxide ion

31. 11) Give the name and the chemical formula for the compound formed by the following pairs of atoms. • sodium and bromine • magnesium and chlorine • beryllium and phosphorus