Everyday Science · Atoms, Elements & Compounds · page 9 of 13
Some Important Compounds MCQs with Answers
Includes 8 past paper MCQs (marked).
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Practice these MCQs in the appSome Important Compounds MCQs (81–90)
10 MCQs with answers and a short one-liner. Hide answers to test yourself.
Past paper MCQs in this chapter · See all past papers
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- 81.
Chlorofluorocarbons are the compounds which contain?
- 82.
Which compound is also known as soda ash or washing soda?
- 83.
CaCO₃ is the chemical formula of:
- 84.
What is the chemical formula of copper oxide?
- 85.
Formula of sand is ?
- 86.
The chemical formula of lime is _?
- 87.
Potassium permanganate when dissolved in water gives what color?
- 88.
The formula of Chlorohydrin is ?
- 89.
Gypsum is composed of _?
- 90.
Calcium Sulphate is commonly known as _?