| Date | May 2014 | Marks available | 1 | Reference code | 14M.1.hl.TZ1.7 |
| Level | HL | Paper | 1 | Time zone | TZ1 |
| Command term | Question number | 7 | Adapted from | N/A |
Question
Which statements about reactivity are correct?
I. Potassium reacts more vigorously than sodium with chlorine.
II. Lithium reacts more vigorously than potassium with water.
III. Fluorine reacts more vigorously than bromine with a potassium iodide solution.
A. I and II only
B. I and III only
C. II and III only
D. I, II and III
Markscheme
B
Examiners report
[N/A]
Syllabus sections
Show 143 related questions
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- 17N.2.sl.TZ0.2a: Explain the general increasing trend in the first ionization energies of the period...
- 17N.1.sl.TZ0.8: Which oxide dissolves in water to give a solution with a pH below 7? A. MgO B. Li2O C....
- 17N.1.sl.TZ0.7: Which trends are correct across period 3 (from Na to Cl)? I. Atomic radius decreasesII. ...
- 17N.2.hl.TZ0.3b: Explain why the melting points of the group 1 metals (Li → Cs) decrease down the group...
- 17M.2.sl.TZ2.1c.i: Some oxides of period 3, such as Na2O and P4O10, react with water. A spatula measure of each...
- 17M.1.hl.TZ2.5: X, Y and Z represent the successive elements, Ne, Na and Mg, but not necessarily in that...
- 17M.1.sl.TZ2.12: Which metal has the strongest metallic bond? A. Li B. Na C. K D. Rb
- 17M.2.hl.TZ1.2d.ii: Suggest why the melting point of vanadium is higher than that of titanium.
- 17M.2.sl.TZ1.2d.ii: Explain why an aluminium-titanium alloy is harder than pure aluminium.
- 17M.1.hl.TZ1.6: What is the order of decreasing ionic radius? A. S2− > Cl− > Al3+ > Mg2+ B. ...
- 17M.1.sl.TZ1.8: Which oxide, when added to water, produces the solution with the highest pH? A. Na2O B....
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- 16M.2.hl.TZ0.1d: Impurities cause phosphine to ignite spontaneously in air to form an oxide of phosphorus and...
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- 16M.1.sl.TZ0.8: Which periodic trend is described correctly?
- 16M.1.sl.TZ0.7: Which element is a metalloid? A. Co B. As C. Cs D. Es
- 15M.1.hl.TZ2.7: What is the definition of electronegativity? A. The relative measure of the tendency of...
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- 15M.2.sl.TZ2.6c.ii: State the equations for the separate reactions of sodium oxide and phosphorus(V) oxide with...
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- 14M.2.hl.TZ1.5b: (i) Predict any changes that may be observed in each...
- 14M.2.hl.TZ2.8a: Define the term first ionization energy.
- 15M.1.sl.TZ1.8: What is the definition of the term first ionization energy? A. The energy released when...
- 14M.1.sl.TZ1.8: The horizontal axis of the bar chart represents the elements of period 3 from sodium to...
- 14M.1.sl.TZ1.9: The electronegativities of four elements are given in the table. Which statement is...
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- 14M.2.sl.TZ1.5d: Explain why the ionic radius of a chloride ion is greater than the atomic radius of a...
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- 14M.1.sl.TZ2.8: Which pair of elements shows the greatest difference in electronegativity? A. Mg and...
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- 14M.2.sl.TZ1.5e.ii: State the acid-base natures of \({\text{N}}{{\text{a}}_{\text{2}}}{\text{O}}\) and...
- 14M.2.sl.TZ2.4a: (i) Describe the colour change that occurs when aqueous chlorine is added to aqueous...
- 14M.2.sl.TZ2.4b: The colour change in the reaction between aqueous chlorine and aqueous sodium iodide is very...
- 14N.1.hl.TZ0.6: Which statements are correct for the oxides of period 3 going from Na to Cl? I. The...
- 14N.1.hl.TZ0.7: The elements argon, potassium, and calcium are consecutive in the periodic table. Which gives...
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- 14N.1.sl.TZ0.7: Which properties decrease down both group 1 and group 7? I. Melting point II. First...
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- 13M.1.hl.TZ1.15: Which process is endothermic? A. ...
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- 13M.2.hl.TZ1.2a: Describe and explain the trend in atomic radius across period 3.
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- 13M.1.sl.TZ1.8: Which statement concerning electronegativity is correct? A. Electronegativity increases...
- 13M.1.sl.TZ1.9: Which statements are correct? I. Fluorine will react with potassium chloride solution to...
- 13M.2.sl.TZ1.2a: Describe and explain the trend in atomic radius across period 3.
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- 13M.1.sl.TZ2.9: Which statements are correct for the halogens F to I? I. Melting point increases II. ...
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- 13M.2.sl.TZ2.6b.iv: Describe the colour change likely to be observed in this reaction.
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- 12N.1.sl.TZ0.8: Which combination is correct for the properties of the alkali metals from Li to Cs?
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- 10N.1.sl.TZ0.8: Which properties of the alkali metals decrease going down group 1? A. First ionization...
- 10N.1.sl.TZ0.9: Which statements about the periodic table are correct? I. The elements Mg, Ca and Sr...
- 10N.1.sl.TZ0.10: The electronegativities of four different elements are given below (the letters are not their...
- 10N.2.sl.TZ0.4b: (i) Define the term electronegativity. (ii) Compare the relative polarities of the...
- 09N.1.hl.TZ0.8: Which species has the largest radius? A. Cl– B. K C. Na+ D. K+
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- 09N.1.sl.TZ0.8: What happens when sodium is added to water? I. A gas is evolved II. The temperature...
- 10M.2.sl.TZ1.4e: State a balanced equation for the reaction of sodium with water. Include state symbols.
- 10M.2.sl.TZ1.4f: With reference to electronic arrangements, suggest why the reaction between rubidium and...
- 10M.2.sl.TZ1.4g: Describe and explain what you will see if chlorine gas is bubbled through a solution of (i) ...
- 10M.2.hl.TZ2.6c: (i) Outline two reasons why a sodium ion has a smaller radius than a sodium atom. (ii) ...
- 10M.1.sl.TZ2.8: Which property decreases down group 7 in the periodic table? A. Melting point B. ...
- 10M.1.sl.TZ2.9: Which oxides produce an acidic solution when added to water? I. ...
- 10M.2.sl.TZ2.5a: (i) Identify the property used to arrange the elements in the periodic table. (ii) ...
- 10M.2.sl.TZ2.3a: Explain the increase in the melting point from sodium to aluminium.
- 10M.2.sl.TZ2.3b: Explain why sulfur, \({{\text{S}}_{\text{8}}}\), has a higher melting point than phosphorus,...
- 10M.2.sl.TZ2.3c: Explain why silicon has the highest melting point and argon has the lowest melting point.
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- 09M.2.sl.TZ1.3c.ii: State the equation for the reaction of sodium oxide with water.
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- 09M.2.sl.TZ1.5b.iv: Explain why a sulfide ion, \({{\text{S}}^{2 - }}\), is larger than a chloride ion,...
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- 09M.2.sl.TZ1.5b.v: Explain why the melting points of the Group 1 metals \({\text{(Li}} \to {\text{Cs)}}\)...
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- 09M.2.sl.TZ2.2a: Describe the acid-base character of the oxides of each of the period 3 elements, Na to Cl.
- 09M.1.sl.TZ2.8: Which statement describes the trends of electronegativity values in the periodic table? A. ...
- 09M.1.sl.TZ2.9: Which statement is correct for all elements in the same period? A. They have the same...
- 09M.2.sl.TZ2.7c: Explain, using diagrams, why CO and \({\text{N}}{{\text{O}}_{\text{2}}}\) are polar molecules...
- 11M.1.hl.TZ1.8: Which statement about the elements in group 7 is correct? A. ...
- 11M.2.hl.TZ1.6f.ii: Samples of sodium oxide and solid sulfur trioxide are added to separate beakers of water....
- 11M.1.sl.TZ1.8: Which property increases down group 1? A. First ionization energy B. Melting...
- 11M.1.sl.TZ1.7: Which property generally decreases across period 3? A. Atomic number B. ...
- 11M.1.sl.TZ1.12: Which combination of the characteristics of element X, a metal, and element Y, a non metal,...
- 11M.2.sl.TZ1.5a.ii: Explain why the first ionization energy of magnesium is higher than that of sodium.
- 11M.2.sl.TZ1.5b.i: calcium has a higher melting point than potassium.
- 11M.2.sl.TZ1.5a.i: Define the term first ionization energy.
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- 11M.2.hl.TZ2.5b.iii: State the equations for the reactions of sodium oxide,...
- 11M.2.hl.TZ2.7e.ii: Explain why an aqueous solution of sodium chloride cannot be used to obtain sodium metal by...
- 11M.1.sl.TZ2.12: The number of electrons in the valence shell of elements A and B, are 6 and 7 respectively....
- 12M.1.sl.TZ2.9: Which series is correctly arranged in order of decreasing radius? A. ...
- 12M.2.sl.TZ2.3a: State the equation for the reaction between sodium and water.
- 12M.2.sl.TZ2.3b: State and explain one difference between the reactions of sodium and potassium with water.
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- 11N.2.sl.TZ0.1c.i: Suggest why it is necessary for sodium to be removed by this reaction.
- 11N.2.sl.TZ0.5a: Deduce the balanced chemical equation for the reaction between sodium and sulfur. State the...
- 11N.2.sl.TZ0.5b: Describe the acid-base character of the oxides of the period 3 elements, Na to Cl. For the...
