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

Chemistry 2019 JAMB Past Questions

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

Your School's Whatsapp Group - Join Us now
Post UTME Past Questions Agent
WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
51

What volume of 0.100M sodium trioxonitrate (V) solution contains 5g of solute ?
[Na = 23, N = 14, O = 16]

  • A. 1.7 litres
  • B. 0.420 litres
  • C. 0.588 litres
  • D. 2.35 litres
View Answer & Discuss (7) JAMB 2019
52

The two ions responsible for hardness in water are

  • A. Ca\(^{2+}\) and / or Mg\(^{2+}\)
  • B. K\(^+\) and / or Mg\(^{2+}\)
  • C. Ca\(^{2+}\) and / or Li\(^+\)
  • D. Ca\(^{2+}\) and / or Na\(^+\)
View Answer & Discuss (1) JAMB 2019
53

Which of the following could not be alkane?

  • A. C\(_4\)H\(_{10}\)
  • B. C\(_5\)H\(_{12}\)
  • C. C\(_7\)H\(_{14}\)
  • D. C\(_8\)H\(_{18}\)
View Answer & Discuss (2) JAMB 2019
Post UTME Past Questions Agent
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
54

The electronic configuration of element Z is 1s\(^2\) 2s\(^2\) 2p\(^6\) 3s\(^2\) 3p\(^1\). What is the formula of the compound formed between Z and tetraoxosulphate (VI) ion.

  • A. Z\(_3\)(SO\(_4\))\(_2\)
  • B. ZSO\(_4\)
  • C. Z\(_2\) SO\(_4\)
  • D. Z\(_2\)(SO\(_4\))\(_3\)
View Answer & Discuss JAMB 2019
55

The hybridization in the compound \(CH_3 - CH_2 - C \equiv H\) is

  • A. sp\(^3\) and sp
  • B. sp
  • C. sp\(^2\)
  • D. sp\(^3\) and sp\(^2\)
View Answer & Discuss (20) JAMB 2019
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
WAEC and NECO CBT Software for Computers and Laptops - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
Your School's Whatsapp Group - Join Us now