Chemistry, asked by sanika701, 1 year ago

If N is Avogadro's number then number of valence
electrons in 4.2 g of nitride ions (N3-)
(6) 4.2 NA
(c) 1.6 N
(d) 3.2 N
(a) 2.4 NA​

Answers

Answered by ritika167
31

Answer:

2.4 NA

Explanation:

no.of moles of N3- = 4.2 ÷ 14

= 0.3

no.of atoms of N3- = 0.3 Na

no.of valence electrons in N3- ion =8

total no. of valence electrons = 0.3× 8 Na

= 2.4 NA

HOPE IT HELPS!!

Answered by nayra55
1

Explanation:

its not the correct answer

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