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Test: What is Periodic Table? - Grade 11 MCQ


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15 Questions MCQ Test Chemistry for Grade 11 (IGCSE) - Test: What is Periodic Table?

Test: What is Periodic Table? for Grade 11 2024 is part of Chemistry for Grade 11 (IGCSE) preparation. The Test: What is Periodic Table? questions and answers have been prepared according to the Grade 11 exam syllabus.The Test: What is Periodic Table? MCQs are made for Grade 11 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: What is Periodic Table? below.
Solutions of Test: What is Periodic Table? questions in English are available as part of our Chemistry for Grade 11 (IGCSE) for Grade 11 & Test: What is Periodic Table? solutions in Hindi for Chemistry for Grade 11 (IGCSE) course. Download more important topics, notes, lectures and mock test series for Grade 11 Exam by signing up for free. Attempt Test: What is Periodic Table? | 15 questions in 15 minutes | Mock test for Grade 11 preparation | Free important questions MCQ to study Chemistry for Grade 11 (IGCSE) for Grade 11 Exam | Download free PDF with solutions
Test: What is Periodic Table? - Question 1
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What does the arrangement of elements in the periodic table ensure?

Detailed Solution for Test: What is Periodic Table? - Question 1
The arrangement of elements in the periodic table ensures that elements with similar properties end up in the same columns. This organization is based on increasing atomic numbers, meaning each element contains one more proton than the element before it. Elements with the same number of protons share similar characteristics and properties. This arrangement helps in categorizing elements effectively.
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What do periods in the periodic table indicate?

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Periods in the periodic table indicate the number of electron shells an atom possesses. Each period represents a horizontal row and shows the increasing number of electron shells an atom has, ranging from 1 to 7. For example, elements in period 2 have two electron shells, while those in period 3 have three electron shells. This arrangement helps in understanding the electron configurations of different elements.
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Test: What is Periodic Table? - Question 3
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What is the significance of elements in the same group on the periodic table?

Detailed Solution for Test: What is Periodic Table? - Question 3
Elements in the same group on the periodic table share similar characteristics because they have identical outer electron configurations. This similarity in electron configuration contributes to their comparable chemical properties. Even though elements in the same group may have different numbers of protons and neutrons, their outer electron arrangement is what primarily determines their chemical behavior.
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How are elements arranged within the periodic table?
Detailed Solution for Test: What is Periodic Table? - Question 4
Elements in the periodic table are arranged based on their increasing atomic numbers. This sequential arrangement ensures that elements with similar properties end up in the same columns. The atomic number of an element corresponds to the number of protons in its nucleus. By organizing elements in increasing atomic number order, the periodic table effectively showcases trends in properties and behaviors as you move from left to right or top to bottom.
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How does the group number on the periodic table influence the charges of metal ions?
Detailed Solution for Test: What is Periodic Table? - Question 5
The group number on the periodic table plays a significant role in determining the charges of metal ions. Specifically, for metals, the group number signifies the number of electrons that the metal will lose in order to achieve a complete outer shell. This loss of electrons results in the formation of positively charged metal ions. Understanding this relationship is key in predicting the charges of metal ions in chemical reactions.
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Why do Group IV elements have 4 electrons in their outermost shell?
Detailed Solution for Test: What is Periodic Table? - Question 6
Group IV elements, such as carbon and silicon, possess 4 electrons in their outermost shell to achieve a stable electron configuration. By gaining or losing electrons, these elements can complete their outer shell, following the octet rule. This configuration provides them with greater stability, reducing their reactivity compared to elements with incomplete outer shells.
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How does the valency of an element relate to its position on the periodic table?
Detailed Solution for Test: What is Periodic Table? - Question 7
The valency of an element is closely tied to its position on the periodic table. Valency tends to increase as you move from left to right across a period. This is because elements on the left side of the periodic table typically have lower valency values, while those on the right side have higher valency values. Understanding this trend is crucial in predicting how elements interact with one another in chemical reactions.
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What is the typical charge of ions formed by Group I elements such as sodium?
Detailed Solution for Test: What is Periodic Table? - Question 8
Group I elements like sodium tend to lose 1 electron, resulting in ions carrying a single positive charge. This behavior is consistent with their placement in Group I of the periodic table, where elements in this group generally lose 1 electron to achieve a stable electron configuration. This process of losing an electron leads to the formation of ions with a single positive charge.
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What is the charge of ions typically created by Group II elements like magnesium?
Detailed Solution for Test: What is Periodic Table? - Question 9
Group II elements such as magnesium usually lose 2 electrons to form ions with a double positive charge. This characteristic behavior is observed in elements positioned in Group II of the periodic table, where the tendency to lose 2 electrons stems from the goal of attaining a stable electron configuration. Consequently, magnesium ions are commonly found with a 2+ charge due to the loss of 2 electrons.
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What is the charge of ions typically produced by non-metals in Group VI of the periodic table?
Detailed Solution for Test: What is Periodic Table? - Question 10
Non-metals belonging to Group VI of the periodic table typically gain 2 electrons to create ions with a double negative charge. This behavior is distinctive to elements in this group, as their electron gain tendencies are geared towards achieving a stable outer electron configuration. Consequently, non-metals in Group VI commonly form ions with a 2- charge by gaining 2 electrons.
Test: What is Periodic Table? - Question 11
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What is the charge of ions usually formed by non-metals in Group VII of the periodic table?
Detailed Solution for Test: What is Periodic Table? - Question 11
Non-metals in Group VII of the periodic table typically gain 1 electron to produce ions with a single negative charge. Elements in this group exhibit a consistent behavior of gaining 1 electron to achieve a stable electron configuration. As a result, non-metals in Group VII commonly form ions with a 1- charge through the acquisition of an additional electron.
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What does valency indicate in chemistry?
Detailed Solution for Test: What is Periodic Table? - Question 12
Valency in chemistry refers to the combining power of an atom, indicating the number of bonds it can form with another atom or the number of electrons it can lose, gain, or share to create a compound. For example, carbon with a valency of 4 can share 4 electrons to establish bonds, such as 4 single bonds or 2 double bonds.
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Which group does carbon belong to in the periodic table?
Detailed Solution for Test: What is Periodic Table? - Question 13
Carbon belongs to Group IV in the periodic table. Elements in this group typically have a valency of 4, enabling them to form compounds by sharing 4 electrons, leading to the creation of single or double bonds.
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How many single bonds can a single carbon atom form due to its valency?
Detailed Solution for Test: What is Periodic Table? - Question 14
A single carbon atom, with a valency of 4, can form 4 single bonds by sharing its 4 valence electrons with other atoms. This property allows carbon to create a variety of organic compounds essential for life.
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What happens when a carbon atom shares 4 electrons with another atom in terms of bond formation?
Detailed Solution for Test: What is Periodic Table? - Question 15
When a carbon atom shares 4 electrons with another atom, it results in the formation of 4 single bonds. This sharing of electrons allows carbon to achieve stability by completing its valence shell, enabling the creation of diverse organic compounds essential for various biological processes.
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