1
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

If radius of second Bohr orbit of the He+ ion is 105.8 pm, what is the radius of third Bohr orbit of Li2+ ion?

A
158.7 pm
B
15.87 pm
C
1.587 pm
D
158.7 $$\mathop A\limits^o $$
2
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

For a first order reaction A $$\to$$ Products, initial concentration of A is 0.1 M, which becomes 0.001 M after 5 minutes. Rate constant for the reaction in min$$-$$1 is

A
1.3818
B
0.9212
C
0.4606
D
0.2303
3
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus

A 10.0 L flask contains 64 g of oxygen at 27$$^\circ$$C. (Assume O2 gas is behaving ideally). The pressure inside the flask in bar is (Given R = 0.0831 L bar K$$-$$1 mol$$-$$1)

A
2.5
B
498.6
C
49.8
D
4.9
4
NEET 2022 Phase 1
MCQ (Single Correct Answer)
+4
-1

The correct IUPAC name of the following compound is

NEET 2022 Phase 1 Chemistry - Some Basic Concepts of Organic Chemistry Question 14 English

A
1-bromo-5-chloro-4-methylhexan-3-ol
B
6-bromo-2-chloro-4-methythexan-4-ol
C
1-bromo-4-methyl-5-chlorohexan-3-ol
D
6-bromo-4-methyl-2-chlorohexan-4-ol
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