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To show that hydrogen gas evolved by the action of acids on some metals
To show that hydrogen gas evolved by the action of acids on some metals
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Laboratory Manual at Upper Primary Stage Science Classes VI-VIII
Websites
https://ncert.nic.in/pdf/school-kit/LMUPS_Science.pdf
(Activity:19, Page No:67)
https://unacademy.com/content/question-answer/chemistry/how-does-metal-react-with-acid/
https://www.meritnation.com/cbse-class-7/science/living-science/acids,-bases-and-salts/textbook-solutions/9_2_1170_5570_39748_75