1
JEE Main 2023 (Online) 10th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List I with List II

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
A-II, B-III, C-IV, D-I
B
A-II, B-IV, C-I, D-III
C
A-I, B-III, C-II, D-IV
D
A-II, B-IV, C-III, D-I
2
JEE Main 2023 (Online) 10th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

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

A
1.505 $$\times$$ 10$$^{23}$$ and 0.250 mol
B
7.527 $$\times$$ 10$$^{22}$$ and 0.250 mol
C
7.527 $$\times$$ 10$$^{23}$$ and 0.125 mol
D
7.527 $$\times$$ 10$$^{22}$$ and 0.125 mol
3
JEE Main 2023 (Online) 8th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

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
A, C and D only
B
B and C only
C
A, B and C only
D
C and D only
4
JEE Main 2023 (Online) 6th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

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)

A
7.5 mL
B
5.0 mL
C
10.0 mL
D
2.5 mL
JEE Main Subjects
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12