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MODERN PUBLICATION-TEST PAPER 2-EXERCISE
- has the maximum size among trivalent ions in lanthanide series
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- What is tincture iodine ? What its use ?
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- Explain the following with suitable examples: Ferrimagnetism
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- What are lyophilic and lyophobic colloids ? Give one example of each.
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- What is the unit of equivalent conductance ? How does the equivalent c...
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- What do you understand by zero order reaction?
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- How does the copper is extracted from low grade ore?
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- Why oxygen is a gas, whereas sulphur is a solid?
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- Which of the following is the IUPAC name of K(4)[Fe(CN)(6)] ?
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- What are enzymes ?
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- Write the mechanism of the reaction of HI with methoxy methane.
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- Derive the formula to calculate the density of a cubic crystal of elem...
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- State henry's law.
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- Give reason. Why in chemistry of all the lanthanoids is quite similar?
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- Although chlorine is an electron withdrawing group, yet is op directin...
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- Although phenoxide ion has more number of resonating structures than c...
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- What happens when formaldehyde reacts with HCN?
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- How can a carboxylic acid be converted to an aldehyde in two steps?
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- How can you prepare benzoic acid from Ethyl benzene? Give equations on...
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- Why should medicines not be taken without consulting doctors ?
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