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IB Chemistry Bundled Exam Questions Package with Correct Answers
IB Chemistry Bundled Exam Questions Package with Correct Answers
[Show more]IB Chemistry Bundled Exam Questions Package with Correct Answers
[Show more]first ionization energy - Ans the energy required to remove the first electron from an atom 
Why do first ionisation energies increase across a period? - Ans The number of protons 
increase with the same number of shielding shells 
Why do melting points decrease down a group? - Ans The ionic/atomic...
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Add to cartfirst ionization energy - Ans the energy required to remove the first electron from an atom 
Why do first ionisation energies increase across a period? - Ans The number of protons 
increase with the same number of shielding shells 
Why do melting points decrease down a group? - Ans The ionic/atomic...
exothermic reaction - Ans a chemical reaction in which heat is released to the surroundings 
heat - Ans Measure of total energy in a substance will depend on the amount. Always transfers 
or flows from a region of higher temperature to a region of lower temperature 
temperature - Ans the measuremen...
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Add to cartexothermic reaction - Ans a chemical reaction in which heat is released to the surroundings 
heat - Ans Measure of total energy in a substance will depend on the amount. Always transfers 
or flows from a region of higher temperature to a region of lower temperature 
temperature - Ans the measuremen...
Stoichiometry - Ans The calculation of quantities in chemical reactions 
Atom - Ans the basic unit of a chemical element. 
Molecule - Ans A group of the same atoms bonded together 
Compound - Ans A substance made up of atoms of two or more different elements joined by 
chemical bonds 
Law of Conser...
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Add to cartStoichiometry - Ans The calculation of quantities in chemical reactions 
Atom - Ans the basic unit of a chemical element. 
Molecule - Ans A group of the same atoms bonded together 
Compound - Ans A substance made up of atoms of two or more different elements joined by 
chemical bonds 
Law of Conser...
relative atomic mass (Ar) - Ans weighted mean of all the naturally occurring isotopes of the 
element (g/mol) 
relative molar mass (Mr) - Ans sum of Ar (no units) 
mole - Ans 6.02x10^-23 
Empirical Formula - Ans shows the simplest whole number ratio of atoms of each element in a 
particular substa...
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Add to cartrelative atomic mass (Ar) - Ans weighted mean of all the naturally occurring isotopes of the 
element (g/mol) 
relative molar mass (Mr) - Ans sum of Ar (no units) 
mole - Ans 6.02x10^-23 
Empirical Formula - Ans shows the simplest whole number ratio of atoms of each element in a 
particular substa...
biomolecule - Ans a molecule that functions in maintaining and/or reproducing life 
hydrocarbon - Ans a compound consisting only of hydrogen and carbon 
saturated - Ans describes a hydrocarbon in which all carbon-carbon bonds are single bonds 
unsaturated - Ans describes a hydrocarbon containing car...
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Add to cartbiomolecule - Ans a molecule that functions in maintaining and/or reproducing life 
hydrocarbon - Ans a compound consisting only of hydrogen and carbon 
saturated - Ans describes a hydrocarbon in which all carbon-carbon bonds are single bonds 
unsaturated - Ans describes a hydrocarbon containing car...
Alkanes - Ans Functional Group: none 
Suffix: -ane 
Formula: C(n)H(2n+2) 
Alkenes - Ans Functional Group: alkenyl 
Suffix: -ene 
Formula: C(n)H(2n) 
Alkynes - Ans Functional Group: alkynyl 
Suffix: -yne 
Formula: C(n)H(2n-2)
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Add to cartAlkanes - Ans Functional Group: none 
Suffix: -ane 
Formula: C(n)H(2n+2) 
Alkenes - Ans Functional Group: alkenyl 
Suffix: -ene 
Formula: C(n)H(2n) 
Alkynes - Ans Functional Group: alkynyl 
Suffix: -yne 
Formula: C(n)H(2n-2)
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