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NumericalMCQ (Single Correct Answer)MCQ (Multiple Correct Answer)1
JEE Main 2024 (Online) 30th January Morning Shift
Numerical
+4
-1
If IUPAC name of an element is "Unununnium" then the element belongs to nth group of Periodic table. The value of n is ________.
Your input ____
2
JEE Main 2023 (Online) 29th January Evening Shift
Numerical
+4
-1
Total number of acidic oxides among
$$\mathrm{N_2O_3,NO_2,N_2O,Cl_2O_7,SO_2,CO,CaO,Na_2O}$$ and $$\mathrm{NO}$$ is ____________.
Your input ____
3
JEE Main 2021 (Online) 24th February Morning Shift
Numerical
+4
-1
Number of amphoteric compounds among the following is ________.
(A) BeO
(B) BaO
(C) Be(OH)2
(D) Sr(OH)2
(A) BeO
(B) BaO
(C) Be(OH)2
(D) Sr(OH)2
Your input ____
4
JEE Main 2020 (Online) 6th September Evening Slot
Numerical
+4
-0
The atomic number of Unnilunium is _______.
Your input ____
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