1
NDA General Ability 13 April 2025
MCQ (Single Correct Answer)
+4
-1.33
Change Language
Which one of the following findings is NOT observed in Rutherford's Nuclear Model of Atom?
1
There is a neutral centre in an atom called nucleus
2
Nearly all the mass of an atom resides in the nucleus
3
The electrons revolve around the nucleus in a circular path
4
The size of a nucleus is very small as compared to the size of atom
2
NDA General Ability 13 April 2025
MCQ (Single Correct Answer)
+4
-1.33
Change Language
Element X forms a chloride with the formula XCl₂, which is a solid with high melting point. X would most likely be in the same group of periodic table as
1
Na
2
Al
3
Mg
4
K
3
NDA General Ability 13 April 2025
MCQ (Single Correct Answer)
+4
-1.33
Change Language
Which one of the following oxides is a neutral oxide?
1
CO
2
CO₂
3
Na₂O
4
 MgO
4
NDA General Ability 13 April 2025
MCQ (Single Correct Answer)
+4
-1.33
Change Language
Which one of the following is also known as Dry ice in its solid form?
1
SiO₂
2
CO₂
3
CaO
4
MgO
EXAM MAP