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Discuss industrial method of preparation of sulfur dioxide from zinc sulfide and iron pyrites.
Concept: Occurrence of Elements of Groups 16, 17 and 18
Write three physical properties of sulfuric acid.
Concept: Oxoacids
Write any two characteristics of interhalogen compounds.
Concept: Oxygen and Compounds of Oxygen
Write two uses of neon.
Concept: Group 18 Elements - The Noble gas Family
How is nitric acid prepared by Ostwald’s process?
Concept: Group 15 Elements - The Nitrogen Family >> Nitric Acid
Explain the nature of zinc oxide with the help of the reactions.
Concept: Group 16 Elements - The Oxygen Family >> Simple Oxides
Write the molecular formula and structures of the peroxy monosulphuric acid.
Concept: Group 16 Elements - The Oxygen Family >> Oxoacids of Sulphur
What happens when dilute sulphuric acid is treated with Fe
Concept: Group 16 Elements - The Oxygen Family >> Sulphuric Acid
What happens when dilute sulphuric acid is treated with CaF2
Concept: Group 16 Elements - The Oxygen Family >> Sulphuric Acid
Write the molecular and structural formulae of thiosulfuric acid.
Concept: Group 16 Elements - The Oxygen Family >> Compounds of Sulphur
Arrange the following oxyacids of chlorine - HClO, HClO2, HClO3, and HClO4 with respect to increasing order of oxidizing power.
Concept: Group 17 Elements - The Halogen Family >> Chlorine
Hot and concentrated alkali NaOH reacts with chlorine to form _______.
Concept: Group 17 Elements - The Halogen Family >> Chlorine
Write two uses of neon.
Concept: Group 18 Elements - The Noble gas Family
Write reactions involved in preparation of potassium dichromate from chrome iron ore
Concept: K2Cr2O7: Preparation of Potassium Dichromate
Answer the following
Explain the trends in atomic radii of d block elements.
Concept: Trends in Atomic Properties of the First Transition Series
The following ion has the maximum number of unpaired electrons.
Concept: Oxidation States of First Transition Series
Discuss the position of d-block elements, lanthanoids and actinoids in the periodic table.
Concept: Common Properties of d Block Elements
What are interstitial compounds?
Concept: General Properties of the Transition Elements (d-block)
Draw structure of dichromate ion
Concept: D-block Elements >> Some Important Compounds of Transition Elements
Write the factors which are related to the colour of transition metal ions.
Concept: General Properties of the Transition Elements (d-block)
