The Periodic Table Grade 11 Worksheet with Answers & Notes

Periodic trends (Groups and Periods)

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Periodic trends (Groups and Periods) under The Periodic Table for Grade 11 IGCSE.

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1.
$Which of these elements is a liquid at room temperature?$
A. $Mercury$
B. $Iron$
C. $Copper$
D. $Aluminium$
2.
$Which of the following is a diatomic molecule at room temperature?$
A. $Neon$
B. $Helium$
C. $Nitrogen$
D. $Sodium$
3.
$When Sodium reacts with water, the resulting solution is:$
A. $Acidic$
B. $Alkaline$
C. $Neutral$
D. $Insoluble$
4.
$Which halogen is the most reactive?$
A. $Fluorine$
B. $Chlorine$
C. $Bromine$
D. $Iodine$
5.
$Na$
A. $Na^+$
B. $Na^+$
C. $Na^+$
D. $Na^+$
6.
$Which of the following elements has the most shells containing electrons?$
A. $Na$
B. $K$
C. $Rb$
D. $Cs$
7.
$In which group of the Periodic Table would you find an element with a valency of 0?$
A. $Group 1$
B. $Group 7$
C. $Group 8$
D. $Group 4$
8.
$Ga$
A. $3d$
B. $Gallium is in a different group than Aluminum.$
C. $4p$
D. $Gallium has a lower atomic number than expected.$
9.
$Which statement regarding the periodic table trends is INCORRECT?$
A. $Electron affinity generally becomes more exothermic across a period.$
B. $The shielding effect remains approximately constant across a period.$
C. $Atomic radius increases across a period due to increasing nuclear charge.$
D. $The first ionization energy generally increases across a period.$
10.
$N^{3-}, O^{2-}, F^{-}, Na^{+}, Mg^{2+}, Al^{3+}$
A. $Al^{3+}$
B. $Na^{+}$
C. $F^{-}$
D. $N^{3-}$

Download the worksheet for The Periodic Table - Periodic trends (Groups and Periods) to practice offline. It includes additional chapter-level practice questions.

Group 1: Alkali metals

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Group 1: Alkali metals under The Periodic Table for Grade 11 IGCSE.

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1.
$Which of the following is the most reactive metal among the first three alkali metals?$
A. $Lithium$
B. $Sodium$
C. $Potassium$
D. $They are all equally reactive$
2.
$What type of solution is formed when an alkali metal reacts with water?$
A. $Acidic$
B. $Alkaline$
C. $Neutral$
D. $Organic$
3.
$What happens to the distance between the nucleus and the outer electron as you go down Group 1?$
A. $It increases$
B. $It decreases$
C. $It stays the same$
D. $It disappears$
4.
$Which of the following alkali metals has the highest melting point?$
A. $Lithium$
B. $Sodium$
C. $Potassium$
D. $Rubidium$
5.
$Which of these elements is a gas at room temperature?$
A. $Lithium$
B. $Sodium$
C. $None of the alkali metals$
D. $Hydrogen (when considered in Group 1)$
6.
$The reactivity of Group 1 metals is due to their tendency to:$
A. $Gain one electron to achieve a full outer shell.$
B. $Share electrons with other metal atoms.$
C. $Lose one electron to achieve a stable electronic configuration.$
D. $Gain seven electrons to fill their outer shell.$
7.
$Which of the following observations would you expect when lithium is added to water?$
A. $It sinks and dissolves slowly.$
B. $It floats and fizzes steadily.$
C. $It explodes immediately upon contact.$
D. $It turns into a lilac flame and disappears.$
8.
$In a reaction between Rubidium and water, which species is the reducing agent?$
A. $H_2O$
B. $Rb$
C. $Rb^+$
D. $OH^-$
9.
$Na_2O$
A. $Acidic oxide$
B. $Amphoteric oxide$
C. $Basic oxide$
D. $Neutral oxide$
10.
$Predict the flame color for Rubidium.$
A. $Yellow$
B. $Lilac$
C. $Red-violet$
D. $Brick red$

Download the worksheet for The Periodic Table - Group 1: Alkali metals to practice offline. It includes additional chapter-level practice questions.

Group 7: Halogens

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Group 7: Halogens under The Periodic Table for Grade 11 IGCSE.

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1.
$In which Period of the Periodic Table is Chlorine located?$
A. $Period 1$
B. $Period 2$
C. $Period 3$
D. $Period 7$
2.
$Where are the halogens located in the Periodic Table?$
A. $The far left$
B. $The middle block$
C. $The far right$
D. $The bottom two rows$
3.
$H_2 + Br_2 \rightarrow 2HBr$
A. $Hydrogen bromate$
B. $Hydrogen bromide$
C. $Hydrogen bromine$
D. $Bromic acid$
4.
$What is the color of the precipitate formed when silver nitrate reacts with bromide ions?$
A. $White$
B. $Yellow$
C. $Cream$
D. $Black$
5.
$Br$
A. $1$
B. $5$
C. $7$
D. $8$
6.
$What is formed when Chlorine gas reacts with excess Ammonia gas?$
A. $Ammonium chloride and Nitrogen$
B. $Ammonium chloride and Hydrogen$
C. $Nitrogen trichloride only$
D. $Hydrochloric acid and Nitrogen$
7.
$Which of the following is the correct order of reactivity for the halogens, starting with the MOST reactive?$
A. $I > Br > Cl > F$
B. $F > Cl > Br > I$
C. $Cl > F > Br > I$
D. $Br > Cl > I > F$
8.
$IO_3^-$
A. $+5$
B. $+7$
C. $-1$
D. $+3$
9.
$Which of the following pairs will NOT undergo a displacement reaction?$
A. $Bromine water and Sodium chloride solution$
B. $Chlorine water and Potassium bromide solution$
C. $Chlorine water and Lithium iodide solution$
D. $Bromine water and Magnesium iodide solution$
10.
$In the industrial Electrolysis of Brine (Chlor-alkali process), at which electrode is chlorine gas produced and what is the half-equation?$
A. $2Cl^- \rightarrow Cl_2 + 2e^-$
B. $2Cl^- \rightarrow Cl_2 + 2e^-$
C. $Cl_2 + 2e^- \rightarrow 2Cl^-$
D. $2H^+ + 2e^- \rightarrow H_2$

Download the worksheet for The Periodic Table - Group 7: Halogens to practice offline. It includes additional chapter-level practice questions.

Transition elements

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Transition elements under The Periodic Table for Grade 11 IGCSE.

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1.
$Which of these metals is NOT a transition metal?$
A. $Gold$
B. $Platinum$
C. $Calcium$
D. $Vanadium$
2.
$In the Periodic Table, which block letter is used to represent the transition metals?$
A. $s-block$
B. $p-block$
C. $d-block$
D. $f-block$
3.
$Which transition metal is the best conductor of heat and electricity?$
A. $Iron$
B. $Silver$
C. $Cobalt$
D. $Zinc$
4.
$MnO_2$
A. $+2$
B. $+4$
C. $+6$
D. $+7$
5.
$Which transition metal property is most important for its use in electrical wiring, despite Copper not being the most conductive metal?$
A. $Its ability to form blue salts$
B. $Its ductility and high conductivity$
C. $Its variable oxidation states$
D. $Its catalytic properties$
6.
$II$
A. $Pink$
B. $Blue$
C. $Green$
D. $Yellow$
7.
$Which statement correctly describes the trend in density for the first row of transition metals (Sc to Cu)?$
A. $Density decreases across the period.$
B. $Density remains exactly the same.$
C. $Density generally increases across the period.$
D. $Density fluctuates randomly.$
8.
$W$
A. $It has the highest electrical conductivity of all metals.$
B. $3422^\circ C$
C. $It is the most reactive transition metal.$
D. $It forms colored vapors when heated.$
9.
$What determines the specific color seen in a transition metal complex solution?$
A. $The speed of the electrons moving around the nucleus.$
B. $The energy gap between split d-orbitals, which depends on the metal ion and the ligands.$
C. $The temperature of the solution affecting the kinetic energy of the ions.$
D. $The concentration of the metal ion, which changes the wavelength of light emitted.$
10.
$Which of the following describes the behavior of a transition metal in a catalytic converter?$
A. $CO$
B. $CO_2$
C. $It converts unburnt hydrocarbons into soot (carbon).$
D. $It prevents the formation of sulfur dioxide from fuel impurities.$

Download the worksheet for The Periodic Table - Transition elements to practice offline. It includes additional chapter-level practice questions.

Group 8/0: Noble gases

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Group 8/0: Noble gases under The Periodic Table for Grade 11 IGCSE.

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1.
$What electronic feature provides Group 0 elements with their chemical stability?$
A. $An empty outer shell$
B. $A half-full outer shell$
C. $A complete valence shell$
D. $A large number of inner shells$
2.
$Which element is a noble gas located in Period 5?$
A. $Krypton$
B. $Xenon$
C. $Radon$
D. $Argon$
3.
$How many electron shells are occupied in a Neon atom?$
A. $1$
B. $2$
C. $3$
D. $8$
4.
$Which noble gas is used in high-speed photographic flash lamps?$
A. $Hydrogen$
B. $Krypton$
C. $Oxygen$
D. $Nitrogen$
5.
$Why was Helium first discovered in the Sun's atmosphere rather than on Earth?$
A. $Helium does not exist on Earth.$
B. $Helium is so light that it escaped the Earth's gravity during formation.$
C. $Helium only forms at the extremely high temperatures of the Sun.$
D. $Helium is a liquid on Earth and hidden in the oceans.$
6.
$Which of these elements is found immediately to the left of Neon in the Periodic Table?$
A. $Fluorine$
B. $Sodium$
C. $Helium$
D. $Oxygen$
7.
$2, 8, 18, 18, 8$
A. $Krypton$
B. $Xenon$
C. $Radon$
D. $Oganesson$
8.
$Compared to the Halogens in the same period, noble gases have a larger atomic radius when measured using Van der Waals radii. Why is this comparison sometimes misleading?$
A. $Noble gases have more electrons, so they must be larger.$
B. $Van der Waals radii measure the distance between non-bonded atoms, whereas covalent radii (used for Halogens) measure the distance between nuclei in a bond.$
C. $Noble gases actually have smaller radii, but they are impossible to measure accurately.$
D. $The Halogens are diatomic, which makes their atoms appear smaller than they are.$
9.
$Which noble gas is used in 'Excimer lasers' for eye surgery (LASIK), typically in a mixture with Fluorine?$
A. $Helium$
B. $Argon$
C. $Xenon$
D. $Neon$
10.
$What happens to the wavelength of light emitted by different noble gases in discharge tubes as you move down the group from Neon to Xenon?$
A. $The wavelengths generally become shorter (shift towards blue/UV).$
B. $The wavelengths generally become longer (shift towards red/IR).$
C. $The wavelength remains constant because all noble gases have full shells.$
D. $The light becomes white because all visible frequencies are emitted.$

Download the worksheet for The Periodic Table - Group 8/0: Noble gases to practice offline. It includes additional chapter-level practice questions.

The Periodic Table

Periodic trends (Groups and Periods)

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Group 1: Alkali metals

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Group 7: Halogens

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Transition elements

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Group 8/0: Noble gases

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