Chemistry Past Questions

Exam Type:

Exam year:

Question Type:

Topics:

Clear Selections
Change Subject Post a Question Check Syllabus Study My Bookmarks Past Questions Videos Watch Video Lessons Download App

WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now

Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts

3111

The compound that makes palm wine taste sour after exposure to the air for few days is

A. Ethanol
B. Ethanoic acid
C. Methanol
D. Methanoic acid

View Answer & Discuss (12) WAEC 2016

3112

Which of the following compounds is/are secondary alkanols?

i) CH₃CH(CH₃)CH₃OH
ii) CH₃CH₂CH(OH)CH₃
iii) CH₃C(OH)(CH₃)CH₃

A. I only
B. II only
C. I and III only
D. II and III only

View Answer & Discuss (1) WAEC 2016

3113

Consider the following reaction equation
C₂H_4(g) + 3O_2(g) \(\to\) 2CO_2(g) + 2H₂O_(l).

The volume of oxygen at s.t.p that will be required to burn 14g of ethene is
[C₂H₄ = 28; Molar volume of gas at s.t.p = 22.4dm³

A. 64.2dm³
B. 33.6dm³
C. 11.2dm³
D. 3.73dm³

View Answer & Discuss WAEC 2016

3114

Which of the following sources of energy contributes to green-house effect?

A. Natural gas
B. Nuclear
C. Wind
D. Solar

View Answer & Discuss (3) WAEC 2016

3115

A consequences of global warming is

A. Air pollution
B. Flooding
C. Increased humidity
D. Water pollution

View Answer & Discuss (13) WAEC 2016

Start a Free Practice Test

Subjects

Your School's Whatsapp Group - Join Us now

WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now

Chemistry Past Questions

Subjects

Sign In