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MODERN PUBLICATION-D-AND F-BLOCK ELEMENTS-EXERCISE
- What is difference between calcination and roasting ?
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- Chemical name of corrosive sublimate is :
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- Cast iron is harder than pure iron . Why ?
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- Aqueous solution of FeCl3 is :
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- Calculate the oxidation number of chromium in K2Cr2O7.
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- What is magnalium ?
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- Transition elements are:
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- Write the structure and formula of Caro's acid.
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- Write the formula of copper amine complex cation.
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- What is the composition of carnallite ?
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- Copper metal obtained from Bessemer converter is known as .
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- Reducing agent is :
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- What is Bessemerisation ?
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- Which is the lightest transition metal ?
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- what is the name of purest form of iron
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- Write the formula of Borax.
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- Write the ground state electronic configuration of Fe^3+ ion.
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- Write the ground state electronic configuration of Fe^3+ ion.
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- Which First row transition element exhibits stable +1 oxidation state
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- What are the different oxidation states, exhibited by lanthanoids?
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