Class 7 Science MCQs - Chapter 23
Solutions Trivia Questions and Answers PDF - 16
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The Trivia Quiz: When copper sulphate solution is added to sodium hydroxide solution, it gives off pale blue cloudy suspension of; "Solutions" App APK Download (Free) with answers copper oxide, copper hydroxide, copper chloride and copper metal to learn online certification courses. Practice solutes solvents and solution quiz questions, download Kindle eBook (Free Sample) for online schools.
Solutions Questions & Answers PDF Download: MCQ Quiz 16
MCQ 76: When copper sulphate solution is added to sodium hydroxide solution, it gives off pale blue cloudy suspension of
- copper hydroxide
- copper oxide
- copper chloride
- copper metal
MCQ 77: The 'solvents' which keep us alive includes
- air
- water
- oxygen
- carbon
MCQ 78: Acids turns
- red litmus blue
- blue litmus red
- change after long time
- no change
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