d-Block Elements (OCR A-Level Chemistry A): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
Where are d-block elements located in the periodic table?
Where are d-block elements located in the periodic table?
Between Group 2 and Group 13
What is the actual electron configuration of chromium?
What is the actual electron configuration of chromium?
Which electrons are removed first when d-block elements form positive ions?
Which electrons are removed first when d-block elements form positive ions?
4s electrons
What defines a transition element?
What defines a transition element?
Forms ion with partially filled d-orbital
Why is zinc NOT classified as a transition element?
Why is zinc NOT classified as a transition element?
has full configuration
Which transition element shows the maximum number of oxidation states?
Which transition element shows the maximum number of oxidation states?
Manganese
What is the oxidation number of Mn in ?
What is the oxidation number of Mn in ?
+7
Why do transition metal compounds form colored solutions?
Why do transition metal compounds form colored solutions?
Partially filled d-orbitals allow transitions
Why are zinc compounds colorless?
Why are zinc compounds colorless?
has full , no transitions
Which is an example of a heterogeneous catalyst?
Which is an example of a heterogeneous catalyst?
Iron in the Haber process