Request a call back

Join NOW to get access to exclusive study material for best results

ICSE Class 9 Answered

(A)    24/12 Mg and 26/12 Mg are two symbols of isotopesof magnesium. give reason why this isotope of magnesium have different mass number. Compare the atoms of these isotopes with respect to: composition of nuclei. the electronic configuration
Asked by chitranshranjan178 | 14 Sep, 2015, 06:46: PM
answered-by-expert Expert Answer

Mass number = number of protons + number of neutrons

In 24/12 Mg there are 12 protons and 12 neutrons, hence the mass number of this isotope is 24.

In 26/12 Mg, there are 12 protons and 14 neutrons, hence the mass number of this isotope is 26.

Answered by | 14 Sep, 2015, 06:53: PM
ICSE 9 - Chemistry
Asked by gangolykavita890 | 08 Mar, 2024, 08:32: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Chemistry
Asked by shawrina999 | 28 Jan, 2024, 09:57: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Chemistry
Asked by tripathyshreyam | 29 Dec, 2023, 05:06: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Chemistry
Asked by aamrinkhanam422 | 24 Dec, 2023, 11:22: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Chemistry
Asked by zairafathma933 | 22 Dec, 2023, 11:57: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Chemistry
Asked by anup.jas | 30 Nov, 2023, 07:51: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Chemistry
Asked by enakshipal07 | 19 Nov, 2023, 11:45: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Chemistry
Asked by mangalgourihebballi | 27 Oct, 2023, 12:32: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Chemistry
Asked by shivansh332009 | 25 Oct, 2023, 09:21: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 9 - Chemistry
Asked by densitysubstance | 04 Oct, 2023, 09:30: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
Get Latest Study Material for Academic year 24-25 Click here
×