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- Phenol is more easily nitrated than benzene.
Match the terms given in Column I with the units given in Column II.
→|
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Column I | Column II | |
| i. | $\text{K}$ | a. | $\text{I}\times\text{t}$ |
| ii. | $\wedge_{\text{m}}$ | b. | $\frac{\wedge_{\text{m}}}{\wedge^\circ_\text{m}}$ |
| iii. | $\alpha$ | c. | $\frac{\text{k}}{\text{c}}$ |
| iv. | $\text{Q}$ | d. | $\frac{\text{G}^*}{\text{R}}$ |
Attempt any five of the following:
(a) Why are polysaccharides considered non-sugars?
(b) What is meant by invert sugars?
(c) Write the name of the component of starch which is water-soluble.
(d) Write the products obtained after hydrolysis of DNA.
(e) Name the deficiency disease resulting from lack of vitamin A and E in the diet.
(f) Which vitamin is linked with anti-sterility?
(g) a. What is the difference between a nucleoside and nucleotide?
b. What products would be formed when a nucleotide from DNA containing thymine is hydrolysed?
(a) Why are polysaccharides considered non-sugars?
(b) What is meant by invert sugars?
(c) Write the name of the component of starch which is water-soluble.
(d) Write the products obtained after hydrolysis of DNA.
(e) Name the deficiency disease resulting from lack of vitamin A and E in the diet.
(f) Which vitamin is linked with anti-sterility?
(g) a. What is the difference between a nucleoside and nucleotide?
b. What products would be formed when a nucleotide from DNA containing thymine is hydrolysed?
Using crystal field theory, draw energy level diagram, write the electronic configuration of the central metal atom/ion and determine the magnetic moment value in the following:
i. $\left[ CoF _6\right]^{3-},\left[ Co \left( H _2 O \right)_6\right]^{2+},\left[ Co ( CN )_6\right]^{3-}$
ii. $\left[ FeF _6\right]^{3-},\left[ Fe \left( H _2 O \right)_6\right]^{2+},\left[ Fe ( CN )_6\right]^{4-}$
→i. $\left[ CoF _6\right]^{3-},\left[ Co \left( H _2 O \right)_6\right]^{2+},\left[ Co ( CN )_6\right]^{3-}$
ii. $\left[ FeF _6\right]^{3-},\left[ Fe \left( H _2 O \right)_6\right]^{2+},\left[ Fe ( CN )_6\right]^{4-}$
- Complete the following chemical equations:
- $ \text{MnO}_{4}^{-}\text{(aq)}+\text{S}_{2}\text{O}_{4}\text{(aq)}+\text{H}_{2}\text{O}\text{(l)}\rightarrow$
- $\text{Cr}_{2}\text{O}_{4}^{2-}\text{(aq)}+\text{Fe}^{2+}\text{(aq)}+\text{H}^{+}\text{(aq)}\rightarrow$
- Explain the following observations:
- $La^{3+} (Z = 57)$ and $Lu^{3+} (Z = 71)$ do not show any colour in solutions.
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- $Cu^+$ ion is not known in aqueous solutions.
What is the difference between osmosis and diffusion?
Give reasons for the following: On electrolysis in acidic solution amino acids migrate towards cathode, while in alkaline solution these migrate towards anode.
What is adsorption isotherm? Describe the Freundlich adsorption isotherm.
Explain the cyclic structure of glucose.
Explain the different methods of preparing haloakanes from alcohols.