When the sulphur particles begin to form a colloidal solution is formed in the glass tank due to which short wavelength of light are scattered by the minute colloidal sulphur particles.
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CORONA-19 is a respiratory disease as it mainly affects the lungs. It is transmitted from an infected person mostly by respiratory droplets released into the air when an infected person sneezes or coughs directly without covering his mouth or nose. ...
We will find fine microscopic sulphur particles precipitating in about 2 and 3 minutes due to the reaction between sulphuric acid sodium thiosulphate.
(i) it does not react with water (ii) it reacts violently with water (iii) it reacts less violently with water (iv) bubbles of hydrogen gas formed stick to the surface of calcium
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Class 12 Science Important Syllabus Questions Answers Class XII Science Biology Extra Questions Class 12th Biology Sample paper Questions Class 12th Science Session 2021-2022
Class 12 Science Important Syllabus Questions Answers Class XII Science Biology Extra Questions Class 12th Biology Sample paper Questions Class 12 Biology Extra Questions Answers
Class 12 Science Biology Important Questions 12th Science Biology Extra Questions Class 12th Science Session 2021-2022 12th Science Biology Questions Answers