Science, asked by princysabraham9896, 1 year ago

The atom of an element has 9p+,9e- and 10n0.
a. What is an atomic no. of the element?
b. What is the mass no. of the element?
c. Name the element and give electronic configuration.
d. Predict the valency of the element.

Answers

Answered by vagdevi8500

C is right statement it is right name the element and give electronic configuration

venusvidya2205: he is not asking to choose any of the options he wants us to answer all a,b,c,d

Answered by venusvidya2205

(a) the atom has 9p++9e- = so that its atomic number is 9 that is fluorine
(b) it has 10n0+9p+ = so that its mass number is 19
(c) it loses 1 electron to attain octet configuration so that its valency is 1
(d) [He] 2s2 2p5

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The atom of an element has 9p+,9e- and 10n0. a. What is an atomic no. of the element? b. What is the mass no. of the element? c. Name the element and give electronic configuration. d. Predict the valency of the element.

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The atom of an element has 9p+,9e- and 10n0.
a. What is an atomic no. of the element?
b. What is the mass no. of the element?
c. Name the element and give electronic configuration.
d. Predict the valency of the element.