What is the number of protons, neutrons, and electrons present in the
following elements?

(I) $_{27}^{59} C o$

(II) $_{47}^{108} A g$

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Solution

$_{27}^{59} C o$
Number of protons = no. of electrons = $27$
Number of neutrons = $32$

$_{47}^{108} A g$
Number of protons = no. of electrons = $47$
Number of neutrons = $60$

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Q. Question 6
Which of the following are true for an element?
(i) Atomic number = number of protons + number of electrons
(ii) Mass number = number of protons + number of neutrons
(iii) Atomic number = number of protons = number of neutrons
(iv) Atomic number = number of protons = number of electrons

(a) (i) and (ii)
(b) (i) and (iii)
(c) (ii) and (iii)
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Which of the following are true for an element?
(i) Atomic number = number of protons + number of electrons
(ii) Mass number = number of protons + number of neutrons
(iii) Atomic number = number of protons = number of neutrons
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(b) (i) and (iii)
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What is the number of protons, neutrons, and electrons present in the following elements?(I) 5927Co(II) 10847Ag

5927CoNumber of protons = no. of electrons = 27Number of neutrons = 3210847AgNumber of protons = no. of electrons = 47Number of neutrons = 60

What is the number of protons, neutrons, and electrons present in the
following elements?

(I) $_{27}^{59} C o$

(II) $_{47}^{108} A g$

$_{27}^{59} C o$
Number of protons = no. of electrons = $27$
Number of neutrons = $32$

$_{47}^{108} A g$
Number of protons = no. of electrons = $47$
Number of neutrons = $60$