Shubham Jha - Class 11 & 12
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How many elements present under actinides
Anonymous Quiz
22%
13
43%
15
29%
17
5%
19
🤩3
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Insulin contain 3.4 sulphur by mass what will be the minimum molecular weight of insulin
Anonymous Quiz
24%
94.117u
48%
188u
26%
941u
2%
976u
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If we assure 1/24th part of mass of carbon instead of 1/12th part of its amu mass of 1 mole of a substance will be
Anonymous Quiz
23%
Remain unchanged
35%
Get doubled
25%
Can't be predicted
17%
Get halved
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Boron has two isotope 10B and 11B whose relative abundance are 20% and 80% respectively atomic weight of boron is
Anonymous Quiz
19%
10
36%
11
32%
11.5
14%
10.8
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An oxide of nitrogen contains 36.8% by weight of nitrogen the formula of the compund
Anonymous Quiz
14%
N20
44%
N2O3
16%
No
26%
NO2
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An oxide of nitrogen has molecular weight 92 find the total no of electron in one gram mole of that oxide
Anonymous Quiz
14%
4.6n
49%
46 n
28%
23n
9%
2.3n
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The significant figures in 0.00051 are ——
Anonymous Quiz
26%
5
11%
4
11%
3
53%
2
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The number of significant figures in 6.02 x 1023 is 
Anonymous Quiz
19%
5
18%
4
47%
3
15%
2
🔥1🥰1
The number of significant figures in 6.02 x 1023 is 
Anonymous Quiz
21%
Giga
25%
Zepto
22%
Exa
32%
None
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Which among the following is the Supplementary Unit——
Anonymous Quiz
9%
Mass
6%
Time
81%
Solid angle
5%
Distance
👍3😁1
The symbol to represent “Amount of Substance” is
Anonymous Quiz
6%
K
12%
A
9%
C
73%
Mol
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👍6🔥6❤2🤩2
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