NECO Chemistry Questions and Answers 2023/2024 Expo/Runs for Objectives/Essay

SSCE Candidates looking for NECO Chemistry Questions and answers Objectives/Essay for 2023/2024 Exams are welcome. Correct NECO Chemistry Objectives and Theory Questions and answers PDF download (Paper 1 & 2). Get free Likely NECO Chemistry Expo/Runs below.

NECO Chemistry Questions and Answers

Chemistry NECO Questions and answers, Chemistry Questions and answers for NECO SSCE Exams, and how to Answer NECO Chemistry exams Questions without stress are provided here.

We also have NECO Chemistry Past Questions and answers for practice for interested Read more on the NECO Chemistry Questions and answers for objectives and Theory below.

The National Examination Council, NECO Chemistry exams questions papers and other related materials are adequately provided for candidates on Time.

2023 NECO Chemistry Objectives Questions and answers PDF

The Likely NECO SSCE Chemistry Objectives Exams Questions and answers are not yet updated. We are working hard to ensure that the latest updates on NECO Chemistry exams Answers are provided here.

Chemistry Past Questions:

1. Indicate the Group of a Compound with the general formula CnH2n2.

  • A. alkanoate
  • B. alkane
  • C. alkanal
  • D. alkene
  • E. alkyne

Correct Answer: E (alkyne)

2. The scientist who discovered the zig-zag movement of gas molecules is

  • A. Graham
  • B. Dalton
  • C. Gay Lussac
  • D. Brownian
  • E. Newton

Correct Answer: D (Brownian)

3. Which of the following gases will bleach moist litmus paper?

  • A. HCl
  • B. CO2
  • C. Cl2
  • D. N2O
  • E. SO3

Correct Answer: C (Cl2)

4. Elements with high ionization energies would——-

  • A. have high effective nuclear charges
  • B. have large atomic radii
  • C. lose electrons easily
  • D. have low atomic numbers

Correct Answer: A (have high effective nuclear charges)

5. Which of the following metals does not react with water to produce hydrogen?

  • A. Zinc
  • B. Potassium
  • C. Sodium
  • D. Copper

Correct Answer: D (Copper)

6. The bond between NH3 and H+ in NH4+ is?

  • A. electrovalent
  • B. covalent
  • C. hydrogen
  • D. dative

Correct Answer: D (dative)

7. One of the following standard conditions is not correct about energy changes?

  • A. Concentration of solution must be 1 mol/dm3
  • B. B. Standard pressure is 1 atm
  • C. Standard temperature is 298K
  • D. ΔH at 298 K is the activation energy

Correct Answer: D (ΔH at 298 K is the activation energy)

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NECO Chemistry theory 2023 Questions and answers PDF

The likely Essay Questions and answers for NECO Chemistry exams is not yet Available for candidates.

We will equally provide some available updates on the Chemistry theory paper. Everyone should get ready to answers questions provided.

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Chemistry Expo/Runs for NECO SSCE Exams 2023

The National Examination Council, NECO exams is for candidates that are fully prepared. The likely NECO objectives and Theory Expo are to guide you on how to answer the NECO exam Questions.

How to Answer NECO Chemistry exams Questions 2023

The following hints are very useful while attempting questions in the exams hall:

  1. Pray before the commencement of the NECO Chemistry exams
  2. Avoid every disturbance before and during the exams
  3. Read the instructions provided on the questions paper accordingly
  4. Call the attention of the invigilators where there’s confusion
  5. Read the objectives questions at least three times before chosing your answer
  6. Start with the Questions you know best on the theory section.
  7. Make sure your handwriting are readable
  8. Cross-check your work before submitting them.

Thanks, that all concerning NECO Chemistry Questions and answers Objectives/Essay. Use the comments section below for your Questions.

  • NECO Chemistry Runz
  • NECO Expo for Chemistry
  • Chemistry Past Questions
  • NECO Chemistry Objectives Answers

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