Class 7 Science Online Tests
Polythene MCQ (Multiple Choice Questions) PDF Download
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The MCQ: As compare to low density polythene, the high density polythene is; "Polythene" App Download [Free] with answers: weak, strong, rough, and soft to study online certificate courses. Solve Physical and Chemical Changes Quiz Questions, download Google eBook (Free Sample) for distance learning.
Polythene Questions and Answers PDF Download
As compare to low density polythene, the high density polythene is
- weak
- strong
- rough
- soft
Ethene is obtained from
- light oil
- coconut oil
- olive oil
- sunflower oil
'Ethene' is composed of
- two carbon and three hydrogen atoms
- one carbon and one hydrogen atom
- two carbon and four hydrogen atoms
- three carbon and six hydrogen atoms
Number of atoms in one molecule of ethene is
- 2
- 3
- 4
- 6
'Ethene' is a also known as
- ethane
- methane
- ethylene
- bromothane
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