Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. WAEC
  4. /
  5. Chemistry
  6. /
  7. 1994
  8. /
  9. Q19
Question 19

When water is dropped on calcium carbide, the gaseous product is an

  • A.alkane
  • B.alkene
  • C.alkyne
  • D.alkanol
  • E.alkanal
Objective

Question details

Exam body
WAEC
Subject
Chemistry
Year
1994
Question no.
#19
Type
Objective
Previous · Q18How many faradays of electricity are required to liberate 9g aluminium? (AI =… Next · Q20 Mg 2 + 2HCI (aq) → MgCI 2 (g) + H 2 (g) From the equation above what mass of…

More from this paper

  • Q15Which of the following occurs when an aqueous solution of sodium hydroxide is…
  • Q16If the volume of a given mass of gas at 0 o C is 27.3cm 3 , what will be the…
  • Q17Glucose can be obtained from starch by
  • Q21The positive of an element in the Periodic Table is determined by
  • Q22Which of the following electronic structures belongs to a noble gas?
  • Q23In a chemical reaction, the reacting species possess energy of motion known as
See all Chemistry 1994 questions
Teacha

Africa's learning & exam readiness platform. Built for students, tutors, and schools.

Platform

  • Courses
  • Mock Exams
  • Past Questions

For You

  • I'm a Tutor
  • I'm a School
  • Pricing

© 2025 Teacha. Built for African learners, tutors, and schools. Teacha is not affiliated with WAEC, NECO, or JAMB. All past questions are sourced from publicly available materials.

Privacy PolicyTerms of UseCookie Policy