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Class 12 Physics (Part Ii) Chapter 12 Atoms Quiz 6 (25 MCQs)

Quiz Instructions

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1. Atoms are more than ..... times smaller than the width of a hair.
2. This is anything that has mass and takes up space (meaning it has a volume).
3. If we increase the charges of two particles, the force between them .....
4. The smallest common particle in the atom .....
5. Which chart should you reference for information about elements?
6. If we increase the distance two charges are separated by, the force between them .....
7. Which of the following best describes a chemical bond?
8. What is the mass of one mole of aluminum?
9. The ratio of radii of orbits corresponding to first and second excited state of hydrogen atom is
10. What is formed when two or more atoms bond together?
11. Which of the following states of matter has a definite volume and a definite shape?
12. This is where electrons hang out ..... it goes around the nucleus of an atom.
13. $^{}$$^{}$$_{}$$^{}$ ..... with specific characteristics and is made up of only one atom
14. The molar mass of an element is the mass of one ..... of the element.
15. The unit of charge is:
16. Protons and neutrons are found in the center of the atom called the:
17. Protons and neutrons clump together to form the ..... of an atom.
18. What is the main field of science that studies atoms and molecules?
19. What mass of Oxygen Gas will be needed to completely react with 6g of Hydrogen Gas?
20. What is the RATIO of Mass of Hydrogen to the Mass of Oxygen in any given source of water
21. When an electron revolves round the nucleus,
22. What is the charge of a shirt that has 9 electrons, 3 protons, and 6 neutrons?
23. Element or compound?O$_{2}$
24. In the standard model, the particle considered to be an elementary particle is a(n)
25. Where do electrons travel in an atom?
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