Jamb Chemistry 2004 Past Questions and Answers

Chemistry 2004 Jamb Past Questions

Question 21 :

JAMB 2004

What volume of 0.5 mol dm^-3 H₂SO₄ will exactly neutralize 20cm³ of 0.1 mol dm^-3 NaOH solution?

A. 2.0 cm³
B. 5.0 cm³
C. 6.8 cm³
D. 8.3 cm³

View Answer & Explanation

Question 22 :

JAMB 2004

The oxidation state of chlorine in HClO₄ is

A. -5
B. -1
C. +1
D. +7

View Answer & Explanation

Question 23 :

JAMB 2004

ZnO_(s) + CO_(g) â†’ Zn_(s) + CO_2(g)
In the reaction above, Zinc has been

A. Decomposed
B. Displaced
C. Oxidized
D. Reduced

View Answer & Explanation

Question 24 :

JAMB 2004

Which of the following acts as both reducing and oxidized agent?

A. H₂
B. SO₂
C. H₂S
D. CO₂

View Answer & Explanation

Question 25 :

JAMB 2004

In the electrolysis of brine, the anode is

A. Platinum
B. Copper
C. Zinc
D. Carbon

View Answer & Explanation

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Chemistry 2004 Jamb Past Questions and Answers

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Chemistry 2004 Jamb Past Questions

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