chemistry Quiz

Welcome to your chemistry Quiz 1. Please click on Next.

1. What is the name of the scientist who stated that matter can be converted into energy?
2. Which law directly explains the law of conservation of mass?
3. What is the number of unpaired electrons in carbon atom?
4. By whom was the absolute value of charge on electron determined?
5. Which property of the elements is a whole number?
6. What is Electromagnetic radiation with maximum wavelength?
7. What is the common oxidation state of alkali metals in the combined state?
8. The element common to all the acids is known as which name?
9. What is the sum of pH and pOH in aqueous solution at 25°C?
10. Red litmus paper is changed into blue in a solution of which thing?

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