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Questions and Answers
Which elements are part of the d-block of the periodic table?
Which elements are part of the d-block of the periodic table?
- Th, Pa, U
- Iron, copper, silver (correct)
- Iron, gold, U
- Gold, Th, Pa
Where are the f-block elements located in the periodic table?
Where are the f-block elements located in the periodic table?
- In a separate panel at the bottom of the periodic table (correct)
- In a separate row above the periodic table
- In the main body of the periodic table
- In the first two groups of the periodic table
What are some important compounds whose preparation, properties, structures, and uses are described in this unit?
What are some important compounds whose preparation, properties, structures, and uses are described in this unit?
- NaCl and CaCO3
- K2Cr2O7 and KMnO4 (correct)
- HCl and H2SO4
- H2O and CO2
Which elements have played important roles in the development of human civilization?
Which elements have played important roles in the development of human civilization?
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What type of orbitals are progressively filled in the f-block elements?
What type of orbitals are progressively filled in the f-block elements?
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