Advertisements
Advertisements
प्रश्न
Select the correct answer from the answer in the bracket to complete the sentence.
An element has electronic configuration 2, 8, 1 and 12 neutrons. Its mass no. is ________.
विकल्प
11
23
12
MCQ
Advertisements
उत्तर
An element has electronic configuration 2, 8, 1 and 12 neutrons. Its mass no. is 23.
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
