NECO offline past questions - All questions, answers & explanations in one app 25712
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts

Chemistry 2017 WAEC Past Questions

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

NECO offline past questions - All questions, answers & explanations in one app 25712
Join your school's WhatsApp group
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
16

The ionization energy is affected by the following factors except

  • A. distance of the outermost electron(s) from the nucleus
  • B. size of the positive nuclear charge
  • C. ability to attract shared electron(s)
  • D. screening effect of the inner electron(s)
View Answer & Discuss WAEC 2017
17

Which of the following statements is correct?

  • A. Covalent compounds would readily ionize in solution
  • B. Covalent compounds consist of ions
  • C. Hydrogen bond is formed between a metal and a non-metal
  • D. Ionic compounds in solution would conduct electricity
View Answer & Discuss WAEC 2017
18

The bond angle in tetrahedral molecules such as tetrachloromethane is 

  • A. 180.0°
  • B. 109.5°
  • C. 105.5°
  • D. 90.0°
View Answer & Discuss WAEC 2017
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
NECO offline past questions - All questions, answers & explanations in one app 25712
Join your school's WhatsApp group
19

The properties of a good primary standard include the following except

  • A. high molecular mass
  • B. low molecular mass
  • C. high degree of purity
  • D. readily available
View Answer & Discuss (4) WAEC 2017
20

The use of diamond in abrasives is due to its

  • A. high melting point
  • B. hardness
  • C. octahedral shape
  • D. durability
View Answer & Discuss WAEC 2017
Start a Free Practice Test
 
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Join your school's WhatsApp group