Chemical Kinetics And Nuclear Chemistry, Popular Questions: Jee Online course CHEMISTRY, Chemistry

Neha Tiwari asked a question

Subject: Chemistry, asked on on 29/8/17

The rate constant, the activation energy and Arrhenius parameter of a chemical reaction at 25 degree Celsius are x, 10x kJ/mol and 2x per sec . Value of rate constant as T tends to infinity

Neha Tiwari asked a question

Subject: Chemistry, asked on on 31/8/17

For a homogeneous gaseous reaction A==>B+C+D the initial pressure was P• while pressure after time t was P if (P>P•). The epression for rate constant K is

Tejas Mehra asked a question

Subject: Chemistry, asked on on 14/5/17

A chemical reaction was carried out at 300K and 280K. The rate constants were found to be K1 and K2 respectively . Then establish relation bw K2 and K1 ( don't say your ques is incomplete ;; this is the whole ques)

Tejas Mehra asked a question

Subject: Chemistry, asked on on 10/5/17

In the synthesis of ammonia from nitrogen and hydrogen gases if 6×10^-2 mole of hydrogen disappears in 10 min the no. of moles of ammonia formed in 0.3 min is

Arpita asked a question

Subject: Chemistry, asked on on 18/9/17

Calculate the loss in mass during change-
7Li3+1H1--->4He2+4He2+17.25MeV

Davinder Singh asked a question

Subject: Chemistry, asked on on 23/7/17

A first order reaction has rate constant k=5.5X10^-14s^-1 find its half life period. Also find time taken for 75% of reaction to over.

Kamni Patel asked a question

Subject: Chemistry, asked on on 25/3/17

A first order reaction takes 20 minute for decomposition. Calculate the time when 75% of the reaction will be completed.

Tejas Mehra asked a question

Subject: Chemistry, asked on on 11/5/17

If 50% of reaction is completed in 100 seconds and 75% of reaction is completed in 300 sec than what will be rate of reaction.( PlZ solve correctly because half life period of 75% reaction would be 200 sec, not 300 sec)

Atharv Dabhade asked a question

Subject: Chemistry, asked on on 2/5/17

Answer is A

Shivam Swami asked a question

Subject: Chemistry, asked on on 8/2/17

please give the answer as soon as possible

Arun Kumar asked a question

Subject: Chemistry, asked on on 20/6/17

For a first order reaction at 27 c the ratio of time required for 75% completion to 25% completion of reaction is

Davinder Singh asked a question

Subject: Chemistry, asked on on 23/7/17

Following is the rate expression.

Rate = k[A]^1/2[B]^3/2
How much rate will be increased if concentration of [A] quadrupled.

Tejas Mehra asked a question

Subject: Chemistry, asked on on 10/5/17

Initial conc of reactant in a first order reaction is 10M . The half life period of reaction is 10 sec . The rate of reaction after 20 sec

Shivam Swami asked a question

Subject: Chemistry, asked on on 1/3/17

plz tell answer asap

Tejas Mehra asked a question

Subject: Chemistry, asked on on 1/5/17

In a reaction 50% of reaction is completed in 100 sec and 75% of reaction is completed in 300 seconds. What is the order if the reaction.

Anupam asked a question

Subject: Chemistry, asked on on 26/3/17

for a reaction 2A+B------>p.if rate increases 1.732 times then concentration of A increases 3 times and there is no change in rate of reaction when concentration of both A and B increases 2.5 times.what is the order of reaction

Atharv Dabhade asked a question

Subject: Chemistry, asked on on 2/5/17

Answer is A

Arpita asked a question

Subject: Chemistry, asked on on 18/9/17

For the given series in nth step find out number of produced neutrons and energy
^{238U92--->Ba+Kr+3neutrons +energy}

Atharv Dabhade asked a question

Subject: Chemistry, asked on on 2/5/17

Answer is B

Abhishek Paul asked a question

Subject: Chemistry, asked on on 24/4/17

Please explain with mechanism.

Abhishek Paul asked a question

Subject: Chemistry, asked on on 21/5/17

In part 1 of the question if only allylic substitution is possible then how come there are 2 monochlorinated products?

Atharv Dabhade asked a question

Subject: Chemistry, asked on on 2/5/17

Answer is D

Atharv Dabhade asked a question

Subject: Chemistry, asked on on 2/5/17

Answer is C

Atharv Dabhade asked a question

Subject: Chemistry, asked on on 2/5/17

Answer is D

Abhishek Paul asked a question

Subject: Chemistry, asked on on 30/4/17

Question-

Abhishek Paul asked a question

Subject: Chemistry, asked on on 23/4/17

Question-