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MODERN PUBLICATION-TEST PAPER 1-EXERCISE
- why does R(3)P=O exist but R(3)N=O does not exist?
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- Why is BiH(3), the strongest reducing agent among all hydrides of grou...
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- Write the formula of the compound Potassium pentacyanonitrosyl ferrate...
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- What is O/W emulsion ? Give one example .
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- Give reason: Zinc oxide becomes yellow on heating
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- What are tranquilizers? Give two examples.
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- Define electrolyte and give an example.
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- Name the reagents used in Acetal dehyde to isopropyl alcohol.
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- How do you get ethanenitrile from acetamide?
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- How can you convert ethanol to methanol ?
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- How can you distinguish between phenol and benzoic acid?
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- What is Teflon ? Write two of its uses.
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- What are antipyretics? Give two examples.
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- Explain the side effects of drugs.
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- What do you mean by molecularity and order of reaction? Give one examp...
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- The half Life period of a first order reaction is 100 sec calculate th...
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- Discuss the process of conversion of Ores into oxides by (1) calcinati...
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- What is the role of depressant in froth flotation process ?
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- What are the characterstics of the transition elements and why are the...
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- Discuss the general characteristics properties of transition elements.
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