• September 17, 2021

Chemistry MCQ on States Of Matter for NEET, JEE, Medical and Engineering Exam 2021

MCQ on States Of Matter: Chemistry is considered to be the most scoring subject in NEET JEE Exam. As it is one of the easiest scoring subjects, it is often ignored and undermined a subject. But if you want to get an edge over others, here is a tip, master NEET/JEE Chemistry concepts. Chemistry demands the attention of students in understanding reactions and concrete basic understanding but once done it only gets easier from there. Mastering NCERT syllabus for NEET/JEE Chemistry should be topping your list of to-do for chemistry.

MCQ on States Of Matter

In this post we are providing you MCQ on States Of Matter, which will be beneficial for you in upcoming NEET, JEE, Medical and Engineering Exams.

MCQ on States Of Matter

Q1. What are the conditions for gas like Carbon monoxide to obey the ideal gas laws?
a) low temperature and low pressure
b) low temperature and high pressure
c) high temperature and low pressure
d) high temperature and high pressure

View Answer

c) high temperature and low pressure

Q2. Find the fraction of the total pressure exerted by hydrogen if it is mixed with ethane in an empty container at 25℃.
a) 1/2
b) 1/4
c) 7/8
d) 15/16

View Answer

d) 15/16

Q3. If 1.204 x 1021 molecules of H2SO4 are removed from 392 mg of H2SO4, find the moles of H2SO4 left.
a) 2 x 10-3
b) 4 x 10-3
c) 1.2 x 10-3
d) 1.5 x 10-3

View Answer

a) 2 x 10-3

Q4. Find the change in the root mean square speed of the gas on raising the temperature from 27℃ to 927℃.

three basic states

a) gets doubled
b) gets halved
c) becomes times
d) remains same

View Answer

a) gets doubled

Q5. At the same temperature, the average molar kinetic energy of N2 and CO is ______.
a) KE1 > KE2
b) KE1 < KE2
c) KE1 = KE2
d) insufficient information given

View Answer

c) KE1 = KE2

Q6. A container with a pin-hole contains equal moles of H2(g) and O2(g). Find the fraction of oxygen gas escaped at the same time when one-fourth of hydrogen gas escapes.
a) 1/2
b) 1/4
c) 1/8
d) 1/16

View Answer

d) 1/16

Q7. If the temperature is doubled, the average velocity of a gaseous molecule increases by ______.
a) 1.4
b) 2
c) 2.8
d) 4

View Answer

a) 1.4

Q8. Find the temperature at which the rate of effusion of Nis 1.625 times to that of SO2 at 500℃.
a) 110℃
b) 173℃
c) 373℃
d) 620℃

View Answer

d) 620℃

Q9. Find the molecular mass of a gas that takes three times more time to effuse as compared to He with the same volume.
a) 9 u
b) 27 u
c) 36 u
d) 64 u

View Answer

c) 36 u


MCQ Link for NEET/JEE
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NEET Biology MCQ Click Here
JEE Math’s MCQ Click Here

 

Notes PDF Link for NEET/JEE
Physics Notes PDF Click Here
Chemistry Notes PDF Click Here
Biology Notes PDF Click Here
Math’s Notes PDF Click Here

 


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By Team Learning Mantras