Structure 3. Classification of matter
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
The periodic table: Classification of elements
SubtopicThe periodic table: Classification of elements under Structure 3. Classification of matter for Grade 11 IB.
Preview questions (no answers)
- 1.
Which property measures the ability of an atom to attract a bonding pair of electrons?
A.Electron affinity
B.Ionization energy
C.Electronegativity
D.Atomic radius
- 2.
The term 'lanthanides' refers to elements with atomic numbers:
A.57 to 71
B.89 to 103
C.21 to 30
D.37 to 54
- 3.
Which element has the highest metallic character?
A.Lithium
B.Sodium
C.Potassium
D.Cesium
- 4.
Which of the following trends is correct for Group 17 (the halogens) down the group?
A.Boiling point increases
B.Electronegativity increases
C.Reactivity increases
D.Ionization energy increases
- 5.
An element has the atomic number . Following the classification path in the flowchart below, which of the following correctly identifies the block and the classification for this element?
A.p-block and metal
B.p-block and metalloid
C.d-block and transition metal
D.p-block and non-metal
- 6.
Which element is found in the p-block and is a gas at room temperature?
A.Neon
B.Sodium
C.Iron
D.Iodine
- 7.
Which of the following groups contains elements that are generally very unreactive?
A.Group 1
B.Group 2
C.Group 17
D.Group 18
- 8.
Which element has the highest electron affinity (most exothermic)?
A.Fluorine
B.Chlorine
C.Oxygen
D.Neon
- 9.
In the context of periodic trends, what is meant by 'shielding'?
A.The physical barrier provided by the nucleus to prevent electrons from leaving.
B.The reduction in the nuclear charge experienced by valence electrons due to inner shell electrons.
C.The repulsion between electrons in the same subshell.
D.The protection of the nucleus from external magnetic fields by the electron cloud.
- 10.
Which of the following aqueous solutions is the most basic?
A.B.C.D.
Download the worksheet for Structure 3. Classification of matter - The periodic table: Classification of elements to practice offline. It includes additional chapter-level practice questions.
Functional groups: Classification of organic compounds
SubtopicFunctional groups: Classification of organic compounds under Structure 3. Classification of matter for Grade 11 IB.
Preview questions (no answers)
- 1.
What is the IUPAC name for ?
A.Ethane
B.Propane
C.Butane
D.Methane
- 2.
Which of these compounds is an aldehyde?
A.B.C.D. - 3.
What is the IUPAC name for ?
A.Methyl propanoate
B.Ethyl ethanoate
C.Propyl methanoate
D.Methyl ethanoate
- 4.
Which of the following represents a carboxyl group?
A.B.C.D. - 5.
Which two classes of organic compounds are represented by the functional groups in the molecule shown in the diagram below?
A.Alkyne and alcohol
B.Alkene and alcohol
C.Alkyne and ketone
D.Alkene and aldehyde
- 6.
What is the functional group in a molecule of methyl ethanoate?
A.Carboxyl group
B.Carbonyl group
C.Ester group
D.Hydroxyl group
- 7.
Identify the class of the compound .
A.Ketone
B.Aldehyde
C.Alcohol
D.Carboxylic acid
- 8.
Which of the following functional groups is NOT present in aspirin (acetylsalicylic acid)?
A.Carboxylic acid
B.Ester
C.Benzene ring
D.Aldehyde
- 9.
Which molecule contains both a primary and a secondary carbon atom?
A.Ethane
B.Propane
C.2-methylpropane
D.2,2-dimethylpropane
- 10.
What is the structural relationship between but-1-ene and but-2-ene?
A.Functional group isomers
B.Chain isomers
C.Positional isomers
D.Not isomers
Download the worksheet for Structure 3. Classification of matter - Functional groups: Classification of organic compounds to practice offline. It includes additional chapter-level practice questions.