NEET Wallah
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A nucleus of mass number 189 splits into two nuclei having mass number 125 and 64. The ratio of radius of two daughter nuclei respectively is
Anonymous Poll
14%
1:1
45%
5:4
34%
25:16
8%
4:5
🔥1
On electrolysis of dil. sulphuric acid using Platinum (Pt) electrode, the product obtained
at anode will be
Anonymous Poll
40%
Hydrogen gas
24%
Oxygen gas
21%
H2S gas
15%
SO2 gas
👍5👏1
Which of the following is not a method of ex situ conservation?
Anonymous Poll
30%
In vitro fertilization
20%
Micropropagation
40%
National Parks
10%
Cryopreservation
👍9👌2👎1
Mock tests are important 🔥🔥
👍12
The value of the energy for the first excited state of hydrogen atom will be
Anonymous Poll
56%
– 13.6 eV
25%
– 3.40 eV
12%
– 1.51 eV
7%
– 0.85 eV
2
If n = 3, then the value of 'l ' which is incorrect
Anonymous Poll
30%
0
17%
1
18%
2
35%
3
🔥1👏1
Be Smart🔥
12
In the chemical reaction, Cl2 + H2S → 2HCl + S, the oxidation number of sulphur changes from
Anonymous Poll
12%
0 to 2
23%
2 to 0
57%
–2 to 0
7%
–2 to –1
🏆9👎1🔥1
🏆11👍3
🏆10👍3
Stay positive and stay motivated 💯
2