Jamb Chemistry (2012) - Practice Questions
This practice exam provides a valuable opportunity for Jamb UTME candidates to assess their understanding of key chemistry concepts. Based on the 2012 exam, these questions mirror the style and difficulty level of the actual test. By working through these problems, students can identify areas where they need further study and improve their chances of success. The questions cover a broad range of topics, ensuring comprehensive preparation.
About This Exam
This practice exam provides a valuable opportunity for Jamb UTME candidates to assess their understanding of key chemistry concepts. Based on the 2012 exam, these questions mirror the style and difficulty level of the actual test. By working through these problems, students can identify areas where they need further study and improve their chances of success. The questions cover a broad range of topics, ensuring comprehensive preparation.
Topics Covered
Exam Structure
- Question Formatmcq
- Total Questions41
- Estimated Duration28 minutes
- Difficulty LevelMedium
Learning Objectives
- •Apply stoichiometric principles to calculate quantities in chemical reactions.
Prerequisites
A solid foundation in high school chemistry concepts, including chemical formulas, balancing equations, and basic mathematical skills.
Sample Questions
Get a taste of what to expect in the full exam.
Which of the following will produce a solution with pH less than 7 at equivalent point?
HNO₃ + NaOH
H₂SO₄ + KOH
HC +Mg(OH)₂
HNO₃ + KOH
Which Question Paper Type of Chemistry is given to you?
Type Green
Type Purple
Type Red
Type Yellow
How many atoms are present in 6.0g of magnesium? [Mg = 24, NA = 6.02 x 10^23 mol^-1]
1.20 x 10^22
2.41 x 10^22
1.51 x 10^23
3.02 x 10^23
I. Evaporation. II. Sublimation. III. Diffusion. IV. Brownian motion. Which of the above can correctly be listed as evidences for the particulate nature of matter?
I and III only
II and IV only
I, II and III only
I, II, III and IV
The number of hydroxide ions produced by one mole of an acid in aqueous solution is
basicity
acid strength
pH
concentration
50 cm³ of gas was collected over water at 100°C and 76 Hg. Calculate the volume of gas at s.t.p. if the saturated vapour pressure of water at 100°C is 5mm Hg
49.19 cm³
48.87 cm³
48.55 cm³
48.23 cm³
Which of the following methods can be used to obtain pure water from a mixture of sand, water and methanoic acid?
neutralization with NaOH followed by filtration
neutralization with NaOH followed by distillation
fractional distillation
filtration followed by distillation
2Na₂O₂(s) + 2H₂O₂(l) → 4NaOH(s) +O₂(g) The substance that is oxidized in the reaction above is
2NaO₂(s)
NaOH(aq)
H₂O(l)
O₂(g)
2Na₂O₂(s) + 2H₂O₂(l) → 4NaOH(s) +O₂(g) The substance that is oxidized in the reaction above is
2NaO₂(s)
NaOH(aq)
H₂O(l)
O₂(g)
The oxidation number of boron in NaBH₄ is
-3
-1
+1
+3
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How to Prepare
Key Preparation Tips
- Review fundamental chemistry concepts.
Mistakes to Avoid
- •Incorrect unit conversions.
Success Criteria
A score of 70% or higher indicates a strong understanding of the material and good preparation for the Jamb UTME Chemistry exam.
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