Carbon-12 and carbon-13 are isotopes of carbon. Which of the following statements is correct? They both have seven protons in the nucleus. They both have the same mass number. They both have seven neutrons in the nucleus. They both have the same atomic number.
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Answered by
23
The statement which states both carbon-12 and carbon-13 have the same atomic mass is correct.
Statement a: They both have seven protons in the nucleus.
- It is incorrect because carbon-12 and carbon-13 have 6 protons.
Statement b: They both have the same mass number.
- It is incorrect because both don't have the same mass number. The mass number of carbon-12 is 12, whereas for carbon-13 it is 13.
Statement c: They both have seven neutrons in the nucleus.
- It is incorrect because carbon-12 has 6 neutrons whereas carbon-13 has 7 neutrons.
Statement d: They both have the same atomic number.
- It is considered as correct statement because the atomic number of carbon-12 and carbon-13 is the same which is 6.
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State if the following statements are true or false. Correct the statement if it is false.
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Which of the following statements are correct about CO3^2– ?
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17
Answer:
D. They both have the same atomic number.
Explanation:
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