| Date | November 2010 | Marks available | 1 | Reference code | 10N.1.hl.TZ0.12 |
| Level | HL | Paper | 1 | Time zone | TZ0 |
| Command term | Question number | 12 | Adapted from | N/A |
Question
Which molecule has an octahedral shape?
A. SF6
B. PCl5
C. XeF4
D. BF3
Markscheme
A
Examiners report
[N/A]
Syllabus sections
Show 133 related questions
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- 17N.2.hl.TZ0.4a: Draw the Lewis (electron dot) structures of PF3 and PF5 and use the VSEPR theory to deduce...
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- 17M.2.hl.TZ1.5a: Estimate the H−N−H bond angle in methanamine using VSEPR theory.
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- 16N.2.sl.TZ0.2d: The Lewis (electron dot) structure of the ethanedioate ion is shown below. Outline why all...
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- 16N.1.sl.TZ0.9: Which pair of molecules has the same bond angles? A. PCl3 and BCl3 B. SO2 and CO2 C....
- 16M.2.hl.TZ0.3c: One of the intermediates in the reaction between nitrogen monoxide and hydrogen is dinitrogen...
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- 16M.1.sl.TZ0.11: Which compound has resonance structures? A. C6H12 B. CH3CHO C. NaBr D. Na2CO3
- 15M.1.hl.TZ1.11: Which substance has the following properties? • Low melting point • Very soluble in...
- 15M.1.hl.TZ2.10: Which diagrams can be used to represent the Lewis (electron dot) structure of boron...
- 15M.2.hl.TZ1.1d: Deduce the Lewis (electron dot) structure of ethanedioic acid, \({\text{HOOC–COOH}}\).
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- 15M.1.sl.TZ1.11: What describes the relationship between diamond, graphite and \({{\text{C}}_{{\text{60}}}}\)...
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- 15M.2.sl.TZ2.6a.iii: Explain why chloromethane is a polar molecule.
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- 14M.2.hl.TZ1.1d: Magnesium sulfate is one of the products formed when acid rain reacts with dolomitic...
- 14M.2.hl.TZ1.5a: (i) State the changes in the acid-base nature of the oxides across period 3 (from...
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- 14M.2.sl.TZ2.4c.vi: Predict the H–O–Cl bond angle in this molecule and explain this in terms of the valence shell...
- 14M.3.sl.TZ1.24d: State the formula and deduce the shape of the positive ion (cation) formed when...
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- 14N.2.hl.TZ0.5a: Identify the type of attraction represented by the dotted lines shown between the layers.
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- 14N.1.sl.TZ0.13: Which species contains a bond angle of approximately 107°? A. ...
- 14N.1.sl.TZ0.9: Which species contains a dative covalent (coordinate) bond? A. HCN B. ...
- 14N.2.sl.TZ0.3a: Explain why the distance between adjacent carbon atoms within a layer is shorter than the...
- 14N.2.sl.TZ0.3b: Graphite is used as a lubricant. Discuss two other uses of graphite with reference to its...
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- 13M.2.sl.TZ1.6c.iv: Predict and explain whether the molecules \({\text{N}}{{\text{H}}_{\text{3}}}\) and...
- 13M.2.hl.TZ2.3b: State the type of bonding between platinum and nitrogen in carboplatin.
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- 12N.2.sl.TZ0.5b.iii: Deduce the approximate value of the hydrogen-oxygen-nitrogen bond angle in nitrous acid and...
- 10N.2.hl.TZ0.7d: The reaction between \({{\text{N}}_{\text{2}}}{{\text{H}}_{\text{4}}}{\text{(aq)}}\) and...
- 10N.1.sl.TZ0.11: Which species contain a dative covalent bond? I. HCHO II. CO III. ...
- 10N.2.sl.TZ0.4f: (i) Identify the type of reaction that occurs. (ii) Predict the value of the H–N–H...
- 09N.1.hl.TZ0.11: What is the bond angle in the \({{\text{H}}_{\text{3}}}{{\text{O}}^ + }\) ion? A. ...
- 09N.1.hl.TZ0.13: How many atoms is each carbon directly bonded to in its allotropes?
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- 09N.1.sl.TZ0.12: Which molecule contains a bond angle of approximately 120°? A. ...
- 09N.2.sl.TZ0.2: PF3, SF2 and SiF4 have different shapes. Draw their Lewis structures and use the VSEPR theory...
- 10M.2.sl.TZ1.3a.i: Draw the Lewis structure for chloroethene and predict the H–C–Cl bond angle.
- 10M.1.sl.TZ2.14: Which compound has a covalent macromolecular (giant covalent) structure? A. MgO(s) B. ...
- 10M.1.sl.TZ2.11: What is the shape of the ammonia molecule, \({\text{N}}{{\text{H}}_{\text{3}}}\)? A. ...
- 10M.1.sl.TZ2.12: Which molecule is polar? A. ...
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- 09M.2.sl.TZ1.6b.ii: \({\text{CO}}_3^{2 - }\)
- 09M.2.sl.TZ1.6b.iii: \({\text{BF}}_4^ - \)
- 09M.2.hl.TZ2.5b.ii: \({\text{NO}}_2^ + \)
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- 11M.1.sl.TZ1.11: How do the bond angles in \({\text{C}}{{\text{H}}_{\text{4}}}\),...
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- 11M.1.sl.TZ2.10: Which molecule has a non-bonding (lone) pair of electrons on the central atom? A. ...
- 11M.1.sl.TZ2.13: Lewis structures are represented in different ways in different parts of the world. Two ways...
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- 12M.1.sl.TZ2.12: The Lewis (electron dot) structure of paracetamol (acetaminophen) is: What are the...
- 12M.1.sl.TZ2.13: \({{\text{C}}_{{\text{60}}}}\) fullerene consists of a simple molecular structure. Silicon...
- 12M.2.sl.TZ2.5c: Graphite is used as a lubricant and is an electrical conductor. Diamond is hard and does not...
- 12M.2.sl.TZ2.6c: (i) When ammonium chloride, \({\text{N}}{{\text{H}}_{\text{4}}}{\text{Cl(aq)}}\), is...
- 11N.2.hl.TZ0.6b.i: State and explain the difference in the electrical conductivity in the liquid state of the...
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- 11N.2.sl.TZ0.5c.ii: Explain why \({\text{PB}}{{\text{r}}_{\text{3}}}\) is a polar molecule.
- 11N.1.sl.TZ0.10: Which row correctly describes the bonding type and melting point of carbon and carbon dioxide?
- 11N.1.sl.TZ0.12: Which is the correct Lewis structure for ethene?
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- 11N.2.sl.TZ0.5c.i: For each of the species \({\text{PB}}{{\text{r}}_{\text{3}}}\) and HCHO: • deduce the...
