# Complete the Table Given Below by Identifying P, Q, R and S. - Chemistry

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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 S ""_9^19"F" 9 10 9

Concept: Sub-atomic Particles of Atom - Protons (P)
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#### APPEARS IN

Selina Concise Science Chemistry 1 Class 9 ICSE
Chapter 4 Atomic Structure and Chemical Bonding
Exercise 4 (B) | Q 2 | Page 63