Following are the p-block elements.
Atomic numbers : $G e$ = 32 , $A s$ = 33 , $S e$ = 34
Which of the these elements belong to $14^{t h}$ group and $4^{t h}$ period?

G e

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A s

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S e

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None of the above

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Solution

The correct option is A $G e$
Elements Electronic Configuration Block Group Period
$G e$ (32) $[A r] 3 d^{10} 4 s^{2} 4 p^{2}$ d 14 4
$A s$ (33) $[A r] 3 d^{10} 4 s^{2} 4 p^{3}$ d 15 4
$S e$ (34) $[A r] 3 d^{10} 4 s^{2} 4 p^{4}$ d 16 4

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Similar questions

G e_{32}^{76}

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_{32}^{76}

_{33}^{78}

_{34}^{79}

_{34}^{78}

_{8}^{16} O,_{19}^{39} K,_{6}^{14} C,_{92}^{239} U,_{7}^{14} N,_{20}^{40} C a,_{92}^{238} U,_{32}^{77} G e,_{33}^{77} A s,_{8}^{18} O,_{32}^{76} G e,_{34}^{78} S e

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