Ogun State College of Nursing Chemistry Questions & Answers

This series of questions and answers is dedicated to aspirants of the Ogun State College of Nursing. You can study the past and answers directly on this blog. The post will take you through exams conducted by the college for the past 11 years.

Each blog post will consist of 10 questions, taken from English, Mathematics, Chemistry, Biology, and Physics contained in the "Past Questions & Answers Pack". If you want to have the past questions and answers downloaded to your phone or computer to stay, you can buy a PDF copy of it. You can also print it for studies. To get the pack immediately, follow the steps at the end of this post.

If you're here to study online, we've covered 2013 Mathematics. Now, let's continue with the 2013 Chemistry.

2013 Chemistry Questions 

Choose the correct answer from option A-D

21. What is the chemical formula for sulfuric acid?

a) HCl

b) H2SO4

c) NaOH

d) NH3

Answer: b) H2SO4

22. Which of the following is a metalloid?

a) Boron

b) Silver

c) Copper

d) Zinc

Answer: a) Boron

23. What is the chemical formula for carbon dioxide?

a) CO2

b) C2O

c) CO

d) C2O2

Answer: a) CO2

24. Which of the following is a greenhouse gas?

a) Nitrogen

b) Oxygen

c) Carbon dioxide

d) Helium

Answer: c) Carbon dioxide

25. What is the chemical formula for methane?

a) CH4

b) CH3OH

c) C2H5OH

d) C6H12O6

Answer: a) CH4

26. Which of the following is an example of an organic compound?

a) Water

b) Salt

c) Glucose

d) Carbon dioxide

Answer: c) Glucose

27. What is the chemical formula for ammonia?

a) NH3

b) NH4+

c) NO2

d) NO3-

Answer: a) NH3

28. Which of the following is not a state of matter?

a) Solid

b) Liquid

c) Gas

d) Plasma

Answer: d) Plasma

29. What is the chemical symbol for silver?

a) Si

b) Ag

c) Au

d) Al

Answer: b) Ag

30. Which of the following is a transition metal?

a) Copper

b) Sodium

c) Zinc

d) Calcium

Answer: a) Copper

Continue: 👉👉👉 Click here to proceed to the 2013 Biology Questions.

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