Organic Chemistry Questions- Shapes, Reactions & Biopolymers
1.Two isomeric forms of a saturated hydrocarbon
(a) have the same structure.
(b) have different compositions of elements.
(c) have the same molecular formula.
(d) have a different content of...
1.What makes carbon such a unique element?
(a) Elemental carbon comes in two forms, diamond and graphite.
(b) Carbon forms four bonds, although the ground state configuration would predict the formation of fewer bonds.
(c) Carbon forms covalent...
1.The combustion of ethane (C2H6) is represented by the equation:
2C2H6(g) + 7O2(g) 4CO2(g) + 6H2O(l)In this reaction:
(a) the rate of consumption of ethane is seven times faster than the rate of consumption of oxygen.
(b) the rate...
General Chemistry Questions on Acids/Bases/Salts - Calculations (includes Balancing Redox 1.How many grams of Ca(OH)2 are contained in 1500 mL of 0.0250 M Ca(OH)2 solution?
(a) 3.17 g
(b) 2.78 g
(c) 1.85 g
(d) 2.34 g
(e) 4.25 g
...
Professional Chemistry Examination Questions on Foundations of Chemistry
1.Of the following name/symbol combinations of elements, which one is WRONG?
(a) uranium/U
(b) sulfur/S
(c) nitrogen/N
(d) potassium/K
(e) iron/I
2.Of the following symbol/name combinations of elements, which...
1.
The nucleus of an atom consists of A.
electrons and neutrons B.
electrons and protons C.
protons and neutrons D.
All of the above Answer
Answer: Option C 2.
The number of moles of solute present in 1 kg of a solvent is called its A.
molality B.
molarity C.
normality D.
formality Answer: Option A 3.
The most electronegative element among the following is A.
sodium B.
bromine C.
fluorine D.
oxygen Answer: Option C 4.
The metal...
Class: SS1 Time: 1 hour 30min Subject: Chemistry ____ contains two or more different substances
_______ is used to separate solid particles of different sizes
A mixture whose constituents differs in colour, size or shape could be separated using the...
Class: JSS1 Time: 1 hour 30min Subject: Creative Arts Dran is a Greek word that means _______________________
Theatron is Greek word that means _____________________
______ is the group of people who watch a play in a theatre
________ and...
Class: JSS2 Time: 1 hour 30min Subject: Home Economics The unpleasant smell that comes from the body is called _____
The monthly flow of blood through the vegina of every woman of child-bearing age is ____________________
____ is the age...
Civic Education First Term Examination 2018 Academy Session
Class: JSS1 Time: 1 hour 30minSubject: Civic Education ___________________ is a personal measure of worth
The manifestation of values is seen in our _________ and ___________________
Our values should be respect __________________...