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Question
Complete the table given below by identifying P, Q, R and S.
|
Element |
Symbol |
No. of Protons |
No. of neutrons |
No. of Electrons |
|
Sodium |
`""_11^23"NA"` |
11 |
P |
11 |
|
Chlorine |
`""_17^35"CI"` |
Q |
18 |
17 |
|
Uranium |
R |
92 |
146 |
92 |
|
S |
`""_9^19"F"` |
9 |
10 |
9 |
Solution
|
Element |
Symbol |
No. of Protons |
No. of Neutrons |
No. of Electrons |
|
Sodium |
`""_11^23"NA"` |
11 |
12 |
11 |
|
Chlorine |
`""_17^35"CI"` |
17 |
18 |
17 |
|
Uranium |
238U92 |
92 |
146 |
92 |
|
Fluorine |
`""_9^19"F"` |
9 |
10 |
9 |
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