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General Tests of Esters
(a) Esters has sweet smell
(b) Esters is neutral towards litmus
(c) A pink colour is developed while one or two drops of phenolphthalein are added to dilute sodium hydroxide solution. The pink colour is discharged while shaken or warmed along with ethyl acetate.
Question: (i) Explain the concept of Environmental Impact Assessment (EIA) and state its main objectives. (ii) List 3 activities (from the marine sector) which require an
what are the applications of law of conservation of mass ?
Q. Explain scale formation and sludge formation in boilers. How are they formed? Ans Boilers are used for steam generation. When hard water is evaporated, progressively
define alkanes and explain classification of alkanes.
The chemical formula for pure water is H 2 O. Pure water breaks up into an equal number of H + (aq) and OH - (aq) ions. As the amounts of the H + and OH - ions are equal, water i
Chemistry in action - Antiseptics The chemical substances that are utilized to kill or avoid the growth of micro-organisms are known as antiseptics. These are not harmful to li
The maximum energy is present in any electron at: (1) Nucleus (2) Ground state (3) First excited state (4) Infinite distance from the nucleus Ans: Infinite dis
priming and foaming
What are the answers on these questions provided?
I have 4 assignments for unit 22 chemistry btec level. Are you able to do my assignments by friday?
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