Class 7 Science MCQs - Chapter 23
Solutions Quiz Questions and Answers PDF - 15
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The Quiz: A ph scale ranges from zero to; "Solutions" App Download iOS & Android (Free) with answers 6, 10, 11 and 14 to study online schools courses. Study acids and alkalis quiz questions, download Amazon eBook (Free Sample) for online elementary school.
Solutions Questions & Answers PDF Download: MCQ Quiz 15
MCQ 71: A ph scale ranges from zero to
- 10
- 6
- 11
- 14
MCQ 72: For removing paints and dyes 'caustic potash' is used. Its scientific name is
- potassium hydroxide
- sodium hydroxide
- magnesium carbonate
- magnesium hydroxide
MCQ 73: The 'pH' of rain water is slightly
- acidic
- basic
- neutral
- alkali
MCQ 74: A scale which is used to measure hoe acidic or alkaline is called
- indicator
- pH scale
- pH meter
- balance scale
MCQ 75: If the color, density, appearance and other physical and chemical properties are the same, solution is called
- heterogeneous
- homogenous
- saturated
- unsaturated
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Grade 8 Science Mock Tests
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Grade 8 Science MCQ with Answers
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