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JAMB 2010 Chemistry Past Questions & Answers (UTME Practice)

Creado por: juanbacan
Free JAMB 2010 Chemistry past questions with answers and clear explanations. Practice online, track your score, and prepare faster for the UTME.Sin descripción disponible.
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Question 31

Image

In the diagram above, the gas produced is

A)

NO

B)

NO2

C)

N2O

D)

N2O4

How to solve?

Question 32

Which of the following is used in rocket fuels?

A)

HNO3

B)

CH3COOH

C)

H2SO4

D)

HCl

How to solve?

Question 33

Image

A)

absorb impurities

B)

catalyse the reaction

C)

solidify the gas

D)

dry the gas

How to solve?

Question 34

A constituent common to bronze and solder is

A)

lead

B)

silver

C)

copper

D)

tin

How to solve?

Question 35

When iron is exposed to moist air, it gradually rusts. This is due to the formation of

A)

hydrate iron (III) oxide

B)

anhydrous iron (III) oxide

C)

anhydrous iron (II) oxide

D)

hydrate iron (II) oxide

How to solve?

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