Electrons and the Periodic Table (HSC SSCE Chemistry): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is the formula for the maximum number of electrons in any energy level ?
What is the formula for the maximum number of electrons in any energy level ?
Why don't electrons fall into the positively charged nucleus?
Why don't electrons fall into the positively charged nucleus?
Electrons possess enough energy
What is the maximum number of electrons that the second energy level can hold?
What is the maximum number of electrons that the second energy level can hold?
What is the electron configuration of potassium (19 electrons)?
What is the electron configuration of potassium (19 electrons)?
Which feature makes noble gas electron configurations extremely stable?
Which feature makes noble gas electron configurations extremely stable?
Filled outer level or 8 in outer level
What do alkali metals tend to do to achieve noble gas configuration?
What do alkali metals tend to do to achieve noble gas configuration?
Lose one electron
What are valence electrons?
What are valence electrons?
Electrons in the outermost level
How many electrons do halogens need to gain to achieve noble gas configuration?
How many electrons do halogens need to gain to achieve noble gas configuration?
One electron
Elements in the same group of the periodic table share what property?
Elements in the same group of the periodic table share what property?
Same number of valence electrons
How many valence electrons do all transition elements have?
How many valence electrons do all transition elements have?
valence electrons