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सी.आई.एस.सी.ई.आईसीएसई ICSE Class 8

State the mass number, the atomic number, number of neutrons and electronic configuration of the following atoms. 126C,168O,199F,2010Ne,13Al27,17Cl35 Also, draw atomic diagrams for them. - Chemistry

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प्रश्न

State the mass number, the atomic number, number of neutrons and electronic configuration of the following atoms.

`""^12""_6C, ""^16""_8O, ""^19""_9F, ""^20""_10Ne, ""_13""Al""^27, ""_17""Cl""^35` 

Also, draw atomic diagrams for them.

टिप्पणी लिखिए

उत्तर

Name of elements Atomic   number Atomic    mass

No of 

proton 

No of 

electrons 

no.of 

neutrons 

Electronic 

configuration 

`""^12""_6C` 6 12 6 6 6 2, 4
`""^16""_8O` 8 16 8 8 8 2, 6
`""^19""_9F` 9 19 9 9 10 2, 7
`""^20""_10Ne` 10 20 10 10 10 2, 8
`""_13""Al""^27` 13 27 13 13 14 2, 8, 3
`""_17""Cl""^35` 17 35 17 17 18 2, 8, 7

 

Carbon `""^12""_6C`
Oxygen `""^16""_8O`
Fluorine `""^19""_9F`
Neon `""^20""_10Ne`
Aluminium `""_13""Al""^27`
Chlorine `""_17""Cl""^35`
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अध्याय 4: Atomic Structure - Exercise [पृष्ठ ५२]

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सेलिना Concise Chemistry [English] Class 8 ICSE
अध्याय 4 Atomic Structure
Exercise | Q 10 | पृष्ठ ५२
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