The nucleons are
A) protons and electrons
B) electrons and neutrons
C) protons and neutrons
D) neutrons
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a) s – sub shell i) Maximum number of electrons is 6, b) p – sub shell ii) Maximum number of electrons is 14
C) a→iii, b→i, c→iv, d→ii
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Give reason : The approximate atomic mass in Daltons is numerically equal to the number of nucleons in the atom.
The electrons possess negligible mass. They do not contribute much to the mass of an atom. Therefore, the entire mass of an atom is supposed to be present in the nucleus...
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Find out the number of protons, electrons and neutrons in the nuclide
For the given nuclide, Atomic number, Z = 18, Mass number, A = 40 Number of protons = Number of electrons = Z = 18 Number of neutrons (N) = A – Z = 40...
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How many protons, electrons and neutrons are there in the following nuclei?
i. \(_8^{17}O\) Atomic number, Z = 8, Mass number, A = 17 Number of protons = Number of electrons = Z = 8 Number of neutrons (N) = A – Z = 17 – 8...
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The number of electrons, protons and neutrons in ^(31)P^(3-) ion is respectively ……………
Correct Option is : (C) 18, 15, 16 Atomic Number = Number of Protons Mass Number = Number of Protons + Number of Neutrons Number of Electron = Atomic Number -(Number of Charges) Therefore, Number of...
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The number of electrons, protons and neutrons in ^(31)P^(3-) ion is respectively ……………
2 Answers
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Match the following: Sharing one pair of electrons — i) Double bond , Sharing two pairs of electrons — ii) Single bond
C) a →ii, b →i, c → iii
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David : By transfer of electrons atoms – can attain octet Dravid : By sharing of electrons atoms – can attain octet
C) Both David and Dravid are correct.
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The number of nucleons is the A) atomic number
B) mass number
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The number of nucleons is called ………….. of the atom.
B) atomic mass number
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