JAMB UTME - Chemistry - 1981
Question 1 Report
(1 mole of gas occupies 22.4 dm3 at s.t.p)
(Na = 23, C = 12, O = 16)
Question 3 Report
C + 2HNO3 → CO2 + NO2 + NO + H2O nitric acid is acting as?
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Question 4 Report
Its atomic number is?
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Question 6 Report
(Atomic number of Na = 11)
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Question 7 Report
(Al = 27)
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Question 9 Report
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Question 10 Report
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Question 11 Report
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Question 12 Report
(H = 1, S = 32, O = 16)
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Question 14 Report
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Question 16 Report
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Question 17 Report
(Na = 23, C = 12, O = 16)
Question 18 Report
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Question 20 Report
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Question 21 Report
An efflorescent compound is a substance that?
Question 22 Report
Sodium and potassium belong to the same group of the Periodic Table. This is because?
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Question 24 Report
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Question 25 Report
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Question 26 Report
Question 27 Report
Compound Boiling Point
i.................................14°C
ii................................24°C
iii................................0°C
iv................................120°C
V.................................-2°C
From the above information, indicate which of the following is correct?
Question 28 Report
(Na = 23, Cl = 35.5)
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Question 29 Report
Question 32 Report
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Question 33 Report
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Question 34 Report
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Question 37 Report
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Question 39 Report
The IUPAC name for
Question 43 Report
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Question 44 Report
Flask P was treated with warm bench sodium hydroxide and all the aluminium dissolved in one hour. Flask Q was treated with cold sodium hydroxide and all the aluminium dissolved in 10 minutes. What was responsible for Q reacting faster than P?
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Question 45 Report
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Question 46 Report
Question 48 Report
Question 49 Report
