The d and f-Block Elements questions
808 published questions with worked solutions.
- The colour of Mohr's salt, (NH_4)_2SO_4 FeSO_4 6H_2O, is:
- Which of the following is a lanthanoid?
- Which of the following compounds has colour but no unpaired electrons?
- Metallic bond is stronger in transition metals than alkali and alkaline earth metals because of:
- Cuprous salts are generally colourless while cuprous oxide is:
- Group 11 or IB elements are commonly known as:
- A metal which is 'not' affected by conc. H_2SO_4, HNO_3 or alkalies forms a compound X. This compound X can be used to give a...
- A substance which is not paramagnetic is:
- The element which forms a coloured chloride is:
- The Fe^ 2+ ion is:
- Elements of group 11 and 12 are:
- A compound of a metal ion M^ x+ (Z=24) has a spin only magnetic moment of 15 Bohr Magneton. The number of unpaired electrons in...
- Transition metals and their oxides are used in industrial processes as:
- Second series of transition elements starts with:
- The general electronic configuration of transition element is:
- The aqueous solution containing which one of the following ions will be colourless?
- The element which exhibits both vertical and horizontal similarities are:
- The stainless steel developed in India contains the following special components:
- Which of the following pair is coloured in aqueous solution?
- Which statement is incorrect about transition elements?
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