JEE Main 2023 (Online) 10th April Evening Shift | Some Basic Concepts of Chemistry Question 37 | Chemistry

	List - I		List - II ($$\Delta_0$$)
A.	16 g of $$\mathrm{CH_4~(g)}$$	I.	Weighs 28 g
B.	1 g of $$\mathrm{H_2~(g)}$$	II.	$$60.2\times10^{23}$$ electrons
C.	1 mole of $$\mathrm{N_2~(g)}$$	III.	Weighs 32 g
D.	0.5 mol of $$\mathrm{SO_2~(g)}$$	IV.	Occupies 11.4 L volume of STP

Choose the correct answer from the options given below:

A-II, B-III, C-IV, D-I

A-II, B-IV, C-I, D-III

A-I, B-III, C-II, D-IV

A-II, B-IV, C-III, D-I

JEE Main 2023 (Online) 10th April Morning Shift

MCQ (Single Correct Answer)

-1

The number of molecules and moles in 2.8375 litres of O$$_2$$ at STP are respectively

1.505 $$\times$$ 10$$^{23}$$ and 0.250 mol

7.527 $$\times$$ 10$$^{22}$$ and 0.250 mol

7.527 $$\times$$ 10$$^{23}$$ and 0.125 mol

7.527 $$\times$$ 10$$^{22}$$ and 0.125 mol

JEE Main 2023 (Online) 8th April Evening Shift

MCQ (Single Correct Answer)

-1

Out of Syllabus

Which of the following have same number of significant figures?

A. 0.00253

B. 1.0003

C. 15.0

D. 163

Choose the correct answer from the options given below

A, C and D only

B and C only

A, B and C only

C and D only

JEE Main 2023 (Online) 6th April Evening Shift

MCQ (Single Correct Answer)

-1

The volume of $$0.02 ~\mathrm{M}$$ aqueous $$\mathrm{HBr}$$ required to neutralize $$10.0 \mathrm{~mL}$$ of $$0.01 ~\mathrm{M}$$ aqueous $$\mathrm{Ba}(\mathrm{OH})_{2}$$ is (Assume complete neutralization)

7.5 mL

5.0 mL

10.0 mL

2.5 mL

PREVIOUS NEXT

Questions Asked from Some Basic Concepts of Chemistry (MCQ (Single Correct Answer))

Number in Brackets after Paper Indicates No. of Questions