Class 7 Science MCQs - Chapter 8
Elements and Compounds Multiple Choice Questions (MCQ) PDF - 6
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The MCQs: A very light and inert gas is; "Elements and Compounds" App Download Android & iOS (Free) with answers hydrogen, oxygen, helium and neon for homeschool certificate courses. Practice uses of elements quiz questions, download Apple Book (Free Sample) for virtual online school.
Elements and Compounds Questions & Answers PDF Download: MCQ Quiz 6
MCQ 26: A very light and inert gas is
- oxygen
- hydrogen
- helium
- neon
MCQ 27: The properties of compound, as compare to properties of its constituents are
- same
- different
- constant
- exact
MCQ 28: Iron sulfide is formed when iron and sulphur are together
- heated
- mixed
- dissolved in water
- evaporated
MCQ 29: The general properties of metals are
- shiny
- ductile
- malleable
- all of above
MCQ 30: The building blocks of all matter including living and non living things are
- element
- compound
- mixture
- solution
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Elements and Compounds MCQ Book Questions
- Electrolyte used in the purification of copper is
- When the ovule and the nucleus of the pollen grain are joined
- For current to flow, the circuit should be
- In most species of plants, food is stored in
- Ionic bonds are
- A substance which consists of two or more elements which have been combined chemically is called