1
IIT-JEE 1982
Fill in the Blanks
+1
-0
Isotopes of an element differ in the number of ______ in their nuclei.
2
IIT-JEE 1982
Fill in the Blanks
+1
-0
When there are two electrons in the same orbital, they have _____ spins.
3
IIT-JEE 1982
Fill in the Blanks
+1
-0
The mass of a hydrogen atom is ______ kg.
JEE Advanced Subjects