Chemistry 1994 WAEC 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

Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208

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

WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709

Which of the following is not a property of magnesium oxide?

A. High melting point
B. Dissolution in polar solvents
C. Presence of ionic bonds
D. Possession of crystal lattice
E. Low binding energy

View Answer & Discuss (2) WAEC 1994

Which of the following would increase the rate of reaction of chips of a metal M as shown in the equation below? M_(s) + 2HCI_(aq) → MCI_2(aq) + H_2(g)

A. Diluting the hydrochloric acid
B. Adding some distilled water
C. Decreasing the temperature
D. Grinding the metal into powder
E. Increasing the pressure

View Answer & Discuss (1) WAEC 1994

The oxidation number of phosphorus in \(PO_4^{3-}\) is

A. + 1
B. +2
C. +3
D. +4
E. +5

View Answer & Discuss (9) WAEC 1994

WAEC offline past questions - with all answers and explanations in one app - Download for free

The number of atoms in 1.2g of carbon - 12 isotope is

A. 1.00 x 10 ₂₂
B. 6.02 x 10₂₂
C. 1.20 x 10 ₂₃
D. 1.00 x 10₂₃
E. 6.02 x 10₂₄

View Answer & Discuss (2) WAEC 1994

Tetraoxosulphate (lV) acid is described as strong acid because it is highly

A. corrosive
B. concentrated
C. reactive
D. soluble in water
E. ionized in water

View Answer & Discuss WAEC 1994

Start a Free Practice Test

Chemistry 1994 WAEC Past Questions

Subjects

Sign In