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Practice -40

Welcome to your SBC-40-

1. 
Matter is anything that has ___ and occupies space.

2. 
A homogeneous mixture has:

3. 
Which statement changed Dalton’s theory?

4. 
Which does not show Tyndall effect?

5. 
Which is true about solutions?

6. 
Elements are made up of:

7. 
Which is a physical property?

8. 
The smallest identity of a compound is:

9. 
Which of the following is matter?

10. 
Modern view says atoms are:

11. 
Compounds are formed by:

12. 
Which of these is a heterogeneous mixture?

13. 
In scientific notation, exponent shows:

14. 
Which method separates solids from liquids?

15. 
A mixture can be separated by:

16. 
0.00056 in scientific notation is:

17. 
Dalton said atoms cannot be ___.

18. 
Air is an example of:

19. 
Which subatomic particle was discovered first?

20. 
Mixtures are formed by:

21. 
According to Dalton, atoms are:

22. 
N×10ⁿ indicates N is:

23. 
In heterogeneous mixture, constituents are:

24. 
Which term describes equal distribution in mixture?

25. 
In a solution, saltwater is an example of:

26. 
In 3.4×10², the value is:

27. 
Elements are classified into:

28. 
Chemical property includes:

29. 
Atoms combine chemically to form:

30. 
Milk is an example of:

31. 
Pure substances have:

32. 
Which cannot be broken down?

33. 
Example of metalloid:

34. 
Which of the following has variable composition?

35. 
Which mixture is uniform throughout?

36. 
Dalton stated that atoms of different elements differ in:

37. 
Which is a correct pair?

38. 
Which of these is not a state of matter mentioned in text?

39. 
Dalton stated that atoms combine in:

40. 
Water (H₂O) can be separated by:

41. 
The symbol representation of elements is called:

42. 
5,600,000 in exponential notation is:

43. 
Atoms of same element may differ in:

44. 
Which scientific form is correct?

45. 
Which is an example of a compound?