Chemistry

82

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Test your understanding of chemical reactions, formulas, and periodic elements.

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Quiz #82

Chemistry Quiz - 19 Questions

19 min
Pass: 33%
Chemistry 0 attempts
Quiz #81

Chemistry Quiz - 15 Questions

15 min
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Chemistry 0 attempts
Quiz #80

Chemistry Quiz - 25 Questions

25 min
Pass: 33%
Chemistry 0 attempts
Quiz #79

Chemistry Quiz - 25 Questions

25 min
Pass: 33%
Chemistry 0 attempts
Quiz #78

Chemistry Quiz - 25 Questions

25 min
Pass: 33%
Chemistry 0 attempts
Quiz #77

Chemistry Quiz - 25 Questions

25 min
Pass: 33%

Questions in this Category

11. Which of the following terms is not used for ionic compound ?
12. moles of each aluminium and oxygen react with each other to produce aluminium oxide. The amount of product formed is______________________?
13. Which one of the following has the maximum number of isotopes ?
14. The volume occupied by 2.8 g of N2 at STP______________________?
15. The number of moles of CO2 which contains 16 g of oxygen is__________________?
16. How many isotopes have odd atomic number ?
17. Percentage of calcium in calcium carbonate is___________________?
18. Mostly elements have fractional atomic masses because of______________________?
19. Which of the following is not a macromolecule ?
20. Isotopes of the same elements has__________________?
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