Science
(a) A carbon compound X is a good solvent. On reaction with sodium, X forms two products Y and Z. Z is used to convert vegetable oil into vegetable ghee. Identify and name X, Y and Z. Also write the equation of reaction of X with sodium to justify your answer.
(b) Write chemical equation to show what happens when ethanol :
- burns in oxygen/air.
- is heated at 443 K in excess conc. H2SO4.
- reacts with acidified potassium dichromate.
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(b) Name the following compounds :
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- Propene undergoes hydrogenation
- Ethanoic acid reacts with ethanol
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- Ovary
- Fallopian tube
- Uterus
(b) State briefly two contraceptive methods used by human males.
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(b) Identify A, B and C in the diagram given below and write one function of each.
