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WAEC GCE Chemistry Practical Questions 2019 | Check Answers Here

Filed in Exam, WAEC News by on February 4, 2020 1 Comment

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WAEC GCE Chemistry Practical Questions 2019 | Check Answers Here.

WAEC GCE Chemistry Practical Questions 2020: Chemistry Practical WAEC GCE Expo Questions is out now on our website. In this article, I will be showing you past WAEC GCE Chemistry Practical random repeated questions for free. You will also understand how WAEC GCE Chemistry Practical questions are set and many more examination details. All you need to do is to stay focus and follow this guide.

WAEC GCE Chemistry Practical Questions

The West African Examinations Council (WAEC) is an examination board that con9ducts the West African Senior School Certificate Examination, for University and Jamb entry examination in West Africa countries. … In a year, over three million candidates registered for the exams coordinated by WAEC.

WAEC GCE Chemistry Questions 2020

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3ai)
SO2(g)
3aii)
A->To dry the gas
B->To detect the type of gas that was dried
3aiii)
A->P4O10
B->KMno4/Blue litmus paper
3bi)
-It is an acid that turns moist blue litmus paper red
-It is colourless and poisonous gas with an irritating smell
3bII)
The irritating smell
3bii)
Downward delivery
Chlorine gas (Cl2(g))
3ci)
I-T,U,V
II-X,Y,Z
3cii)
W
3ciii)
I-U
II-V

(2a)
Inference: SO3^2- suspected

(2b)
(i) Inference: insoluble salt

(ii) Inference: SO3^2- confirmed

(iii) Inference: Cu2 suspected
Cu2 confirmed

(iv) Obseravation:
-Blue gelatineous precipitate
-Precipitate dissolves

(2c)
(i) CuSO3
(ii) Copper (ii) trioxosulphate (iv)

1a)
i) TABULATE
burette reading/cm^3 ___ 1 ____ 2 _____ 3
final reading__________ 39.5 __ 29.80 __ 19.40
initial reading ______ 19.55 __ 10.50 ___ 0.0
volume of E used _____ 19.70 ___ 19.30 __ 19.40

ii) Na2CO3(aq)^2HNO3(aq) — 2NaNO3(aq) + CO2(g) + H2O(c)
average volume of E used = 19.70+19.30+19.40/3
=19.47cm^3

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DISCLAIMER! These are not real WAEC Chemistry Practical questions but likely repeated questions over the years to help candidate understand the nature of their examinations. Ensure to take note of every questions provided on this page.

If you need us to help you with updated questions and answers at the right time about this Examination, kindly provide us your phone number and email address in the comment box below. Also feel free to ask any question pertaining to this guide. 

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Comments (1)

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  1. shehu Henry kopchi says:

    I want to know when will Gce registration end please I want to register

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