2009/2010 LAUTECH Chemistry Post-UTME
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The formula of the compound formed in a reaction between a trivalent metal, M and a tetravalent non-metal X isCorrectIncorrect
One mole of propane is mixed with five moles of oxygen. The mixture is ignited and the propane burns completely. What is the volume of the products at s.t.p.?CorrectIncorrect
How many unpaired electrons are there in the electronic configuration of an element with atomic number 8?CorrectIncorrect
The secondary valence is calledCorrectIncorrect
Which of these is not a hydroscopic salt?CorrectIncorrect
The order of decreasing s-character of sp,sp3 & sp2 isCorrectIncorrect
Brass and Bronze are both metallic alloys. Which of the following constituents is common to both alloys?CorrectIncorrect
The major process of manufacturing caustic soda on industrial scale isCorrectIncorrect
Which of these compounds is not used as a fertilizer?CorrectIncorrect
How many molecules are there in 5.6dm3 of ammonia at s.t.p.?
[G.M.V. = 224dm3 at s.t.p. NA = 6.02 x 1023mol-1]CorrectIncorrect