2001
Which of the following salt solutions will have a pH greater than 7?
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2001 NECO SSCE Chemistry Past Questions
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2001
The atomic number of iron is 26. The number of unpaired electrons in the Fe3+ ion is
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2001
Animal charcoal differs from wood charcoal in that it
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2001
Which statement BEST describes the process of oxidation?
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2001
The decreasing order of the oxidising power of the halogens is
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2001
20 cm3 of 0.09 mol dm3 solution of tetraoxosuiphate (Vi) acid requires 30cm3 of sodium hydroxide solution for complete neutralization. The molar concentration of sodium hydroxide is [H = 1; S = 32; 0 = 16; Na = 23]
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2001
Which compound can be used as a reducing agent in a reaction?
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2001
what does the following equation illustrate? \( ^{238}U_{92} \rightarrow ^{234}Th_{90} + ^4 He_2 \)
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2001
Which element contains the greatest number of moles?
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2001
The use of sulphur to vulcanize rubber is mad to make it
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2001
On exposure to hydrogen sulphide, moist lead (II) ethanoate paper turns
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2001
Which compound is a product of the hydrolysis of the of CH3COOC3H7 with aqueous sodium hydroxide?
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2001
The alloy used for welding and plumbing contains
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2001
in any chemical reaction, the total mass of products is always equal to that of the reactants.This Is statement of the law of:
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2001
Which metal will dissolve in aqueous sodium hydroxide?
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2001
The high boiling point of hydrogen fluoride can be explained in terms of
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2001
The oxidation number of X in X04 is
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2001
How much sodium hydroxide is required to make 250 cm3 of a 0.1 molar solution? [Na=23; O=16; H=1]
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2001
What is the ratio of the rate of diffusion of carbon(IV) oxide to that of propane, under the same conditions? [H = 1; C= 12; 0= 161
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2001
The molar mass of a compound X is 56. its empirical formula is CH2. X is
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