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Questions and Answers
What is the basis of the modern periodic law?
What is the basis of the modern periodic law?
What is the total number of periods in the periodic table?
What is the total number of periods in the periodic table?
What represents the horizontal lines in the periodic table?
What represents the horizontal lines in the periodic table?
How many elements are present in each of the fourth and fifth periods?
How many elements are present in each of the fourth and fifth periods?
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What is the relationship between the nuclear charge of an atom and its atomic number?
What is the relationship between the nuclear charge of an atom and its atomic number?
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What is the number of groups in the periodic table according to the CAS system?
What is the number of groups in the periodic table according to the CAS system?
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Which group of elements is composed of the elements Hydrogen, Lithium, Sodium, Potassium, Rubidium, Caesium, and Francium?
Which group of elements is composed of the elements Hydrogen, Lithium, Sodium, Potassium, Rubidium, Caesium, and Francium?
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Which of the following elements are part of the VII A group?
Which of the following elements are part of the VII A group?
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Which of the following periods is the longest?
Which of the following periods is the longest?
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Which of the following groups of elements are not included in the main periodic table?
Which of the following groups of elements are not included in the main periodic table?
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Which group of elements is characterized by being highly unreactive and having a full outer energy level?
Which group of elements is characterized by being highly unreactive and having a full outer energy level?
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Which of the following elements are part of the III B group?
Which of the following elements are part of the III B group?
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What is the term given to the elements with atomic numbers 58 to 71?
What is the term given to the elements with atomic numbers 58 to 71?
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How do you determine the period number of an element?
How do you determine the period number of an element?
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What is the characteristic of the f-block elements in terms of their group number?
What is the characteristic of the f-block elements in terms of their group number?
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Which of the following statements is true about the lanthanides and actinides?
Which of the following statements is true about the lanthanides and actinides?
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How do you determine the group number of a d-block element?
How do you determine the group number of a d-block element?
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What is the characteristic of mercury among the d-block elements?
What is the characteristic of mercury among the d-block elements?
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