Chemistry Quiz 40 (25 MCQs)

Quiz Instructions:

Select an option to see the correct answer instantly.

1. In dehydration synthesis

2. Which of the following is NOT a common sign that a chemical change has take place?

3. A _____ is a negatively charged particle

4. What combination would dissolve a solid solute the fastest?

5. Increase in temperature causes the particles to

6. A lithium ion is much less reactive than a lithium atom because

7. Which two particles are found in the nucleus of an atom?

8. Expressed in scientific notation, 0.0930 m is

9. Which is more acidic?

10. Air contains maximum amount of

11. Which of the following can be identified as the smallest units of life?

12. Which of the following exhibits hydrogen bonding?

13. A solution having a lesser amount of solute that what given quantity of solvent can dissolves

14. When we combined vinegar and baking soda and created carbon dioxide what was the product?

15. One mole of sulfur (S) is equal to home many atoms of sulfur (S)?

16. The physical form in which a substance exists

17. Branch of chemistry that deals with the study of carbon containing compounds.

18. What type of bond is formed between an atom that has lost an electron and an atom that has gained an electron?

19. DNA is found in the _____ of animal and plant cells.

20. Creature with many cells

21. A coffee filter is used to separate coffee liquid from ground, this is a suitable example of _____

22. If I have 6.02 x 1023 molecules of CO2, what is the mass?

23. Non-metals can BLANK electrons to form a covalent compound

24. Which 3 are properties of a base?

25. Which of the following mixtures could NOT be used in separating the components of mixtures through decantation?