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MODERN PUBLICATION-TEST PAPER 5-EXERCISE
- What are crystal systems ?
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- What is semipermeable membrane?
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- Why Zn liberates Hydrogen gas when reacts with H(2)SO(4) But sliver do...
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- What do you understand by Red Data Book ?
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- Give two requirements for vapour phase refining.
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- Why does NO(2) dimerises.
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- Can Lanthanum ion (Z= 57) exist in +4 oxidation state ? Justify your a...
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- Why are low spin tetrahedral complexes not formed?
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- Could a co-polymer be formed by step growth or chain growth or both ?
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- What is "Chelate effect " ? Explain with examples .
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- Oxygen is gas but sulphur is solid because:
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- Explain pseudofirst Order reaction with an example .
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- What happens when ammonia gas is passed through copper sulphate soluti...
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- What happens when acetaldehyde and acetone are separately treated wit...
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- Why is NH(2) group of aniline acetylated before carrying out nitration...
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- What happens when formaldehyde reacts with ammonia ?
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- Match the following columns
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- Explain the Hofnann bromamide reaction with one example.
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- Low level of noradrenaline is the cause of depression. What type of dr...
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- Write notes on band theory of metals.
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