33% OFF
ExamGOAL
MOST RELEVANT

JEE Main Ultimate Online Test Series - 2027

458 Tests
10,140 Questions
English & Hindi (हिन्दी) Languages
331 Topic Tests87 Chapter Tests30 Full Tests10 Part Tests
  • Most Relevant Questions for JEE Main 2027
  • JEE Main Predictive Percentile and Rank
  • Best Solution to Every Question
  • Very Detailed Analysis
₹999 ₹1,499
Save ₹500
Access valid till 31 May 2027
Check Out
1
IIT-JEE 1982
MCQ (Single Correct Answer)
+1
-0.25
The oxidation number of carbon in CH2O is
A
-2
B
+2
C
0
D
+4
2
IIT-JEE 1982
Fill in the Blanks
+1
-0
Isotopes of an element differ in the number of ______ in their nuclei.
3
IIT-JEE 1982
Fill in the Blanks
+1
-0
When there are two electrons in the same orbital, they have _____ spins.
4
IIT-JEE 1982
True or False
+1
-0
The outer electronic configuration of the ground state chromium atom is 3d4 4s2
A
TRUE
B
FALSE

JEE Advanced Papers

All year-wise previous year question papers